fix(ct-react): do not reset mount hooks upon update

[pavelfeldman]

Fixes #29058

[github-actions]

Test results for "tests 1"

1 failed
❌ [installation tests] › playwright-component-testing.spec.ts:21:5 › pnpm: @playwright/experimental-ct-react should work

3 flaky

⚠️ [chromium] › library/tracing.spec.ts:243:5 › should not include trace resources from the previous chunks
⚠️ [chromium] › library/tracing.spec.ts:243:5 › should not include trace resources from the previous chunks
⚠️ [chromium] › library/tracing.spec.ts:243:5 › should not include trace resources from the previous chunks

21295 passed, 579 skipped
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Merge workflow run.