build: remove unnecessary dependency in dev-app devserver (#16842)

Removes an unnecessary dependency in the dev-app devserver Bazel
target. Since explicitly add all UMD bundles of MDC, the bulk
dependency on `material-components-web` is not needed anymore.

(cherry picked from commit 2d3e205)

Author: devversion

src/dev-app/BUILD.bazel

@@ -134,8 +134,8 @@ ts_devserver(
         "@npm//:node_modules/moment/min/moment-with-locales.min.js",
         "@npm//:node_modules/rxjs/bundles/rxjs.umd.min.js",
         "@npm//:node_modules/systemjs/dist/system.js",
+        "@npm//:node_modules/tslib/tslib.js",
         "@npm//:node_modules/zone.js/dist/zone.js",
-        "@npm//material-components-web",
         "index.html",
         "system-config.js",
         "system-rxjs-operators.js",