build(aio): turn off preserveWhitespaces in compiler options (#19702)

-rw-r--r--  1 iminar  eng   14942 Oct 13 16:12 dist/0.b19e913fbdd6507d346b.chunk.js
-rw-r--r--  1 iminar  eng    1535 Oct 13 16:12 dist/inline.eede8140efeab4c45b22.bundle.js
-rw-r--r--  1 iminar  eng  559389 Oct 13 16:12 dist/main.20858f9aa7cf8741b6aa.bundle.js
-rw-r--r--  1 iminar  eng   37402 Oct 13 16:12 dist/polyfills.f8409a9eb69060ac1aa6.bundle.js

PR Close #19702

aio/src/tsconfig.app.json

@@ -12,5 +12,8 @@
     "test.ts",
     "test-specs.ts",
     "**/*.spec.ts"
-  ]
+  ],
+  "angularCompilerOptions": {
+    "preserveWhitespaces": false
+  }
 }