Bug 1833201 - Adding ShutdownReason to telemtry.crash_v4

[lelilia]

Bug 1833201

Adding ShutdownReason to telemetry.crash_v4.payload.metadata after seeing a 700% increase in missing column errors over the last week in the weekly platform health check.

Checklist for reviewer:

• [ ] Commits should reference a bug or github issue, if relevant (if a bug is referenced, the pull request should include the bug number in the title)
• [ ] If adding a new field, the field should have a description (see #576 for an example)
• [ ] If coming from a fork, run integration tests: ./.github/push-to-trigger-integration <username>:<branchname>

For glean changes:

• [ ] Update templates/include/glean/CHANGELOG.md

For modifications to schemas in restricted namespaces (see CODEOWNERS):

• [ ] Follow the change control procedure

[dataops-ci-bot]

Integration report for "add validation for telemetry.crash_v4.payload.metadata.ShutdownReason"

bq_schema_0dd93f5d-c5aec3c3.diff

Click to expand!

```diff diff --new-file --exclude '*.txt' /app/integration/0dd93f5d/telemetry.crash.4.bq /app/integration/c5aec3c3/telemetry.crash.4.bq 1733a1734,1739 > "description": "Optional, contains a string describing the reason the crash occurred", > "mode": "NULLABLE", > "name": "shutdown_reason", > "type": "STRING" > }, > { ```

compact_schema_0dd93f5d-c5aec3c3.diff

Click to expand!

```diff diff --new-file --exclude '*.bq' /app/integration/0dd93f5d/telemetry.crash.4.txt /app/integration/c5aec3c3/telemetry.crash.4.txt 249a250 > root.payload.metadata.shutdown_reason STRING ```