The thread sanitizer CI fails often enough that I think we want to use fail-fast: false so that a thread sanitizer failure doesn't cancel other running CI jobs that are part of the same workflow.

Suggested by @AA-Turner.

Linked PRs

• gh-130604: Always run all matrix workflows in GitHub Actions #130603
• [3.13] gh-130604: Always run all matrix workflows in GitHub Actions (GH-130603) #130612
• [3.12] gh-130604: Always run all matrix workflows in GitHub Actions (GH-130603) #130613