infra: avoid failing because of indexer

[DavidKorczynski]

No description provided.

[DavidKorczynski]

/gcbrun trial_build.py go --fuzzing-engines libfuzzer --sanitizers address coverage

[DavidKorczynski]

/gcbrun trial_build.py c++ --fuzzing-engines libfuzzer --sanitizers address

[DavidKorczynski]

Step #4 - "Generate Report": |   Legacy          -> Passed:  299    | Failed:  3      | Skipped: 143    | Total:  445    |
Step #4 - "Generate Report": |   Ubuntu 20.04    -> Passed:  0      | Failed:  0      | Skipped: 445    | Total:  445    |
Step #4 - "Generate Report": |   Ubuntu 24.04    -> Passed:  59     | Failed:  1      | Skipped: 385    | Total:  445    |

Only 4 projects failing, these failures are not related to these changes. This is good to go.