update BUILD files

vendor/github.com/go-openapi/analysis/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["analyzer.go"],
+    importpath = "github.com/go-openapi/analysis",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/go-openapi/jsonpointer:go_default_library",

vendor/github.com/go-openapi/errors/BUILD

@@ -10,6 +10,7 @@ go_library(
         "parsing.go",
         "schema.go",
     ],
+    importpath = "github.com/go-openapi/errors",
     visibility = ["//visibility:public"],
 )
 

vendor/github.com/go-openapi/jsonpointer/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["pointer.go"],
+    importpath = "github.com/go-openapi/jsonpointer",
     visibility = ["//visibility:public"],
     deps = ["//vendor/github.com/go-openapi/swag:go_default_library"],
 )

vendor/github.com/go-openapi/jsonreference/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["reference.go"],
+    importpath = "github.com/go-openapi/jsonreference",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/PuerkitoBio/purell:go_default_library",

vendor/github.com/go-openapi/loads/BUILD

@@ -3,6 +3,7 @@ load("@io_bazel_rules_go//go:def.bzl", "go_library")
 go_library(
     name = "go_default_library",
     srcs = ["spec.go"],
+    importpath = "github.com/go-openapi/loads",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/go-openapi/analysis:go_default_library",

vendor/github.com/go-openapi/runtime/BUILD

@@ -19,6 +19,7 @@ go_library(
         "values.go",
         "xml.go",
     ],
+    importpath = "github.com/go-openapi/runtime",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/go-openapi/errors:go_default_library",

vendor/github.com/go-openapi/spec/BUILD

@@ -25,6 +25,7 @@ go_library(
         "tag.go",
         "xml_object.go",
     ],
+    importpath = "github.com/go-openapi/spec",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/go-openapi/jsonpointer:go_default_library",

vendor/github.com/go-openapi/strfmt/BUILD

@@ -10,6 +10,7 @@ go_library(
         "format.go",
         "time.go",
     ],
+    importpath = "github.com/go-openapi/strfmt",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/asaskevich/govalidator:go_default_library",

vendor/github.com/go-openapi/swag/BUILD

@@ -12,6 +12,7 @@ go_library(
         "util.go",
         "yaml.go",
     ],
+    importpath = "github.com/go-openapi/swag",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/mailru/easyjson/jlexer:go_default_library",

vendor/github.com/go-openapi/validate/BUILD

@@ -14,6 +14,7 @@ go_library(
         "validator.go",
         "values.go",
     ],
+    importpath = "github.com/go-openapi/validate",
     visibility = ["//visibility:public"],
     deps = [
         "//vendor/github.com/go-openapi/analysis:go_default_library",