build: remove "test.sh" script (#27937)

test.sh is no longer needed... all the tests should now be executed via bazel.

if for whatever reason we need to run the legacy unit test setup, we should should follow the commands that we use to execute those tests in .circle/config.yaml

PR Close #27937

packages/compiler-cli/tsconfig-tools.json

@@ -1,10 +0,0 @@
-{
-  "extends": "./tsconfig-build.json",
-
-  "compilerOptions": {
-    "outDir": "../../dist/tools/@angular/compiler-cli",
-    "paths": {
-      "@angular/compiler": ["../../dist/tools/@angular/compiler"]
-    }
-  }
-}