update BUILD files

vendor/github.com/gogo/protobuf/plugin/compare/BUILD

@@ -6,6 +6,7 @@ go_library(
         "compare.go",
         "comparetest.go",
     ],
+    importpath = "github.com/gogo/protobuf/plugin/compare",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/defaultcheck/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["defaultcheck.go"],
+    importpath = "github.com/gogo/protobuf/plugin/defaultcheck",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/description/BUILD

@@ -6,6 +6,7 @@ go_library(
         "description.go",
         "descriptiontest.go",
     ],
+    importpath = "github.com/gogo/protobuf/plugin/description",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/embedcheck/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["embedcheck.go"],
+    importpath = "github.com/gogo/protobuf/plugin/embedcheck",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/enumstringer/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["enumstringer.go"],
+    importpath = "github.com/gogo/protobuf/plugin/enumstringer",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/equal/BUILD

@@ -6,6 +6,7 @@ go_library(
         "equal.go",
         "equaltest.go",
     ],
+    importpath = "github.com/gogo/protobuf/plugin/equal",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/face/BUILD

@@ -6,6 +6,7 @@ go_library(
         "face.go",
         "facetest.go",
     ],
+    importpath = "github.com/gogo/protobuf/plugin/face",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/gostring/BUILD

@@ -6,6 +6,7 @@ go_library(
         "gostring.go",
         "gostringtest.go",
     ],
+    importpath = "github.com/gogo/protobuf/plugin/gostring",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/marshalto/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["marshalto.go"],
+    importpath = "github.com/gogo/protobuf/plugin/marshalto",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/oneofcheck/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["oneofcheck.go"],
+    importpath = "github.com/gogo/protobuf/plugin/oneofcheck",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/populate/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["populate.go"],
+    importpath = "github.com/gogo/protobuf/plugin/populate",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/size/BUILD

@@ -6,6 +6,7 @@ go_library(
         "size.go",
         "sizetest.go",
     ],
+    importpath = "github.com/gogo/protobuf/plugin/size",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/stringer/BUILD

@@ -6,6 +6,7 @@ go_library(
         "stringer.go",
         "stringertest.go",
     ],
+    importpath = "github.com/gogo/protobuf/plugin/stringer",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/testgen/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["testgen.go"],
+    importpath = "github.com/gogo/protobuf/plugin/testgen",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/union/BUILD

@@ -6,6 +6,7 @@ go_library(
         "union.go",
         "uniontest.go",
     ],
+    importpath = "github.com/gogo/protobuf/plugin/union",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",

vendor/github.com/gogo/protobuf/plugin/unmarshal/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["unmarshal.go"],
+    importpath = "github.com/gogo/protobuf/plugin/unmarshal",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/gogo/protobuf/gogoproto:go_default_library",