Update QA Dangerfile to highlight TestID

What does this MR do and why?

This updates the QA Dangerfile to look out for added data-testid attributes, while noting that data-qa-selector is deprecated.

This is part of work on gitlab-org/quality/quality-engineering/team-tasks#1735

Screenshots or screen recordings

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Before	After	Danger example
		!129101 (closed)
n/a see example !129112 (closed)		!129104 (closed)

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