release: Release opentelemetry-instrumentation-graphql 0.31.2 (was 0.31.1)

[otelbot-ruby-contrib]

This pull request prepares new gem releases for the following gems:

• opentelemetry-instrumentation-graphql 0.31.2 (was 0.31.1)

For each gem, this pull request modifies the gem version and provides an initial changelog entry based on conventional commit messages. You can edit these changes before merging, to release a different version or to alter the changelog text.

• To confirm this release, merge this pull request, ensuring the "release: pending" label is set. The release script will trigger automatically on merge.
• To abort this release, close this pull request without merging.

The generated changelog entries have been copied below:

---

opentelemetry-instrumentation-graphql

v0.31.2 / 2025-10-28

• FIXED: Patch dataloader to propagate context to new fiber
• FIXED: Does not trace resolve type unless enable

[github-actions]

All releases completed successfully.

Successfully released opentelemetry-instrumentation-graphql 0.31.2