Update commit hash for devtools tests

[FMorschel]

This is merely an analyzer change to avoid the bug explained at:

• Linter rule to prevent returning futures from the try block dart-lang/sdk#62555

Important

This repository is a testing suite that contains references to tests (in the registry directory) that are run with every commit to Flutter
to verify that no breaking changes have been introduced (in the "customer_testing" shards). Your merged PR is not automatically run in the
Flutter CI tree.

After merging this PR, you must send another PR to flutter/flutter updating dev/customer_testing/tests.version in that repo with the latest git commit SHA of the flutter/test repo.

See flutter/flutter#162048 for details.

Pre-launch Checklist

• I read the Contributor Guide and followed the process outlined there for submitting PRs.
• I read the Tree Hygiene wiki page, which explains my responsibilities.
• I read the Flutter Style Guide recently, and have followed its advice.
• I signed the CLA.
• I listed at least one issue that this PR fixes in the description above.
• I updated/added relevant documentation (doc comments with ///).
• I added new tests to check the change I am making, or this PR is test-exempt.
• All existing and new tests are passing.

If you need help, consider asking for advice on the #hackers-new channel on Discord.

[auto-submit]

autosubmit label was removed for flutter/tests/481, because This PR has not met approval requirements for merging. The PR author is not a member of flutter-hackers and needs 1 more review(s) in order to merge this PR.

• Merge guidelines: A PR needs at least one approved review if the author is already part of flutter-hackers or two member reviews if the author is not a flutter-hacker before re-applying the autosubmit label. Reviewers: If you left a comment approving, please use the "approve" review action instead.

[DanTup]

(cc @elliette)