feat(dev-infra): create common config file loading util (#36091)

Create a common config file loading utility function and the
necessary util directory.  This util directory can provide common
utility functions for usage inside of the dev-infra package.

PR Close #36091

dev-infra/utils/BUILD.bazel

@@ -0,0 +1,17 @@
+load("@npm_bazel_typescript//:index.bzl", "ts_library")
+
+ts_library(
+    name = "config",
+    srcs = [
+        "config.ts",
+    ],
+    visibility = ["//dev-infra:__subpackages__"],
+    deps = [
+        "@npm//@types/json5",
+        "@npm//@types/node",
+        "@npm//@types/shelljs",
+        "@npm//json5",
+        "@npm//shelljs",
+        "@npm//tslib",
+    ],
+)