test: use ng-dev tool to format bazel files

(cherry picked from commit 89eb50a)

Author: alan-agius4

.ng-dev/format.ts

@@ -7,4 +7,5 @@ export const format: FormatConfig = {
   'prettier': {
     matchers: ['**/*.{ts,js,json,yml,yaml,md}'],
   },
+  'buildifier': true,
 };

package.json

@@ -20,9 +20,6 @@
   ],
   "scripts": {
     "admin": "node ./bin/devkit-admin",
-    "bazel:format": "find . -type f \\( -name \"*.bzl\" -or -name WORKSPACE -or -name BUILD -or -name BUILD.bazel \\) ! -path \"*/node_modules/*\" | xargs buildifier -v --warnings=attr-cfg,attr-license,attr-non-empty,attr-output-default,attr-single-file,constant-glob,ctx-args,depset-iteration,depset-union,dict-concatenation,duplicated-name,filetype,git-repository,http-archive,integer-division,load,load-on-top,native-build,native-package,output-group,package-name,package-on-top,positional-args,redefined-variable,repository-name,same-origin-load,string-iteration,unused-variable",
-    "bazel:lint": "yarn bazel:format --lint=warn",
-    "bazel:lint-fix": "yarn bazel:format --lint=fix",
     "bazel:test": "bazel test //packages/... //goldens/public-api/... ",
     "build": "node ./bin/devkit-admin build",
     "build-tsc": "tsc -p tsconfig.json",