build(bazel): use bazel managed node_modules for downstream angular from source build support (#24663)

PR Close #24663

karma-js.conf.js

@@ -110,6 +110,7 @@ module.exports = function(config) {
     // don't need this entire config file.
     proxies: {
       '/base/angular/': '/base/',
+      '/base/angular_deps/': '/base/',
     },
 
     reporters: ['dots'],