build: move repeated tsconfig attributes to a macro (#20964)

This helps ensure we use the same tsconfig.json file for all compilations.
Next steps are to make it the same tsconfig.json file used by the editor

PR Close #20964

packages/forms/test/BUILD.bazel

@@ -1,11 +1,11 @@
-load("@build_bazel_rules_typescript//:defs.bzl", "ts_library", "ts_web_test")
+load("//tools:defaults.bzl", "ts_library")
+load("@build_bazel_rules_typescript//:defs.bzl", "ts_web_test")
 load("@build_bazel_rules_nodejs//:defs.bzl", "jasmine_node_test")
 
 ts_library(
     name = "test_lib",
     testonly = 1,
     srcs = glob(["**/*.ts"]),
-    tsconfig = "//packages:tsconfig",
     deps = [
         "//packages/core",
         "//packages/core/testing",