87968: Turn off preserveWhitespaces by default

And set to true explicitly for MyDSpace action components to preserve look
(see https://github.com/DSpace/dspace-angular/issues/903#issuecomment-713013310)

src/main.browser.ts

@@ -15,9 +15,7 @@ import { AppConfig } from './config/app-config.interface';
 import { extendEnvironmentWithAppConfig } from './config/config.util';
 
 const bootstrap = () => platformBrowserDynamic()
-  .bootstrapModule(BrowserAppModule, {
-    preserveWhitespaces: true
-  });
+  .bootstrapModule(BrowserAppModule, {});
 
 const main = () => {
   // Load fonts async