refactor(angular): handle mounting teardown before tests

[jordanpowell88]

• Closes Teardown Angular Components Before Each Test #23096

User facing changelog

Teardown the previous component from the DOM before every test is run

Additional details

This was pointed out by @brian-mann

Steps to test

run the angular.cy.ts system test

How has the user experience changed?

Tests were setup to take a screenshot before each test...

Before:

Screen.Recording.2022-08-03.at.5.09.29.PM.mov

After:

Screen.Recording.2022-08-03.at.5.10.44.PM.mov

PR Tasks

• [X ] Have tests been added/updated?
• Has the original issue (or this PR, if no issue exists) been tagged with a release in ZenHub? (user-facing changes only)
• [na] Has a PR for user-facing changes been opened in cypress-documentation?
• [na ] Have API changes been updated in the type definitions?

[cypress-bot]

Thanks for taking the time to open a PR!

• Create a Draft Pull Request if your PR is not ready for review. Mark the PR as Ready for Review when you're ready for a Cypress team member to review the PR.
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[cypress]

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Test summary

37835 • 0 • 456 • 0 • 10

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Run details

Project	cypress
Status	Passed
Commit	4fd707b
Started	Aug 4, 2022 4:01 PM
Ended	Aug 4, 2022 4:21 PM
Duration	20:00 💡
OS	Linux Debian - 11.3
Browser	Multiple

View run in Cypress Dashboard ➡️

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Flakiness

	cypress/e2e/commands/xhr.cy.js		5
1	... > logs request + response headers
2	... > logs Method, Status, URL, and XHR
3	... > logs response
4	... > logs request + response headers
5	... > logs Method, Status, URL, and XHR
This comment includes only the first 5 flaky tests. See all 10 flaky tests in the Cypress Dashboard.

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This comment has been generated by cypress-bot as a result of this project's GitHub integration settings. You can manage this integration in this project's settings in the Cypress Dashboard

[lmiller1990]

Code seems correct - not sure what's up with CI?

[BlueWinds]

Code seems correct - not sure what's up with CI?

yargs/yargs-parser#452 is currently causing the test-types-cypress-and-jest job to fail. Can't speak to the rest of it.