chore: add angular 16 test infrastructure (#27209)

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## What is the current behavior?
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Issue URL: Internal


## What is the new behavior?
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this PR. -->

- Adds Angular 16 test app
- Introduces version test to validate which major version of Angular is
being tested

## Does this introduce a breaking change?

- [ ] Yes
- [x] No

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and migration path for existing applications below. -->


## Other information

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angular/test/apps/ng16/e2e/src/angular-version.spec.ts

@@ -0,0 +1,5 @@
+it("should be on Angular 16", () => {
+  cy.visit('/');
+
+  cy.get('ion-title').contains('Angular 16');
+});