update angular to 13.1.0

pdb-js/src/polyfills.ts

@@ -8,8 +8,8 @@
  *      file.
  *
  * The current setup is for so-called "evergreen" browsers; the last versions of browsers that
- * automatically update themselves. This includes Safari >= 10, Chrome >= 55 (including Opera),
- * Edge >= 13 on the desktop, and iOS 10 and Chrome on mobile.
+ * automatically update themselves. This includes recent versions of Safari, Chrome (including
+ * Opera), Edge on the desktop, and iOS and Chrome on mobile.
  *
  * Learn more in https://angular.io/guide/browser-support
  */
@@ -18,16 +18,6 @@
  * BROWSER POLYFILLS
  */
 
-/** IE10 and IE11 requires the following for NgClass support on SVG elements */
-// import 'classlist.js';  // Run `npm install --save classlist.js`.
-
-/**
- * Web Animations `@angular/platform-browser/animations`
- * Only required if AnimationBuilder is used within the application and using IE/Edge or Safari.
- * Standard animation support in Angular DOES NOT require any polyfills (as of Angular 6.0).
- */
-// import 'web-animations-js';  // Run `npm install --save web-animations-js`.
-
 /**
  * By default, zone.js will patch all possible macroTask and DomEvents
  * user can disable parts of macroTask/DomEvents patch by setting following flags
@@ -35,7 +25,7 @@
  * will put import in the top of bundle, so user need to create a separate file
  * in this directory (for example: zone-flags.ts), and put the following flags
  * into that file, and then add the following code before importing zone.js.
- * import './zone-flags.ts';
+ * import './zone-flags';
  *
  * The flags allowed in zone-flags.ts are listed here.
  *