message: fix(bazel): rxjs_umd_modules should always be present
  This commit fixes the bug whereby `rxjs_umd_modules` would only be generated
  when Sass files are used.
  PR closes
  PR Close
diff: @@ -7,15 +7,6 @@ load("@build_bazel_rules_nodejs//internal/web_package:web_package.bzl", "web_pac
  load("@build_bazel_rules_typescript//:defs.bzl", "ts_devserver", "ts_library")
  <% if (sass) { %>load("@io_bazel_rules_sass//:defs.bzl", "multi_sass_binary")
  -filegroup(
  - name = "rxjs_umd_modules",
  - srcs = [
  - # do not sort
  - "@npm//node_modules/rxjs:bundles/rxjs.umd.js",
  - ":rxjs_shims.js",
  - ],
  -)
  -
  multi_sass_binary(
  name = "styles",
  srcs = glob(["**/*.scss"]),
  @@ -73,6 +64,15 @@ history_server(
  templated_args = ["src/prodapp"],
  )
  +filegroup(
  + name = "rxjs_umd_modules",
  + srcs = [
  + # do not sort
  + "@npm//node_modules/rxjs:bundles/rxjs.umd.js",
  + ":rxjs_shims.js",
  + ],
  +)
  +
  ts_devserver(
  name = "devserver",
  port = 4200,
  