update caddy vendor dependency to v1.0.1

vendor/github.com/caddyserver/caddy/caddyfile/BUILD

@@ -0,0 +1,28 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "dispenser.go",
+        "json.go",
+        "lexer.go",
+        "parse.go",
+    ],
+    importmap = "k8s.io/kubernetes/vendor/github.com/caddyserver/caddy/caddyfile",
+    importpath = "github.com/caddyserver/caddy/caddyfile",
+    visibility = ["//visibility:public"],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+    visibility = ["//visibility:public"],
+)