Upgrade terraform-provider-google-beta to v6.11.2

[pulumi-bot]

This PR was generated via $ upgrade-provider pulumi/pulumi-gcp --kind=all --target-version=6.11.2.

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• Upgrading terraform-provider-google-beta from 6.11.1 to 6.11.2. Fixes #2639

[github-actions[bot]]

Does the PR have any schema changes?

Looking good! No breaking changes found. No new resources/functions.

Maintainer note: consult the runbook for dealing with any breaking changes.

[pulumi-bot]

This PR has been shipped in release v8.9.3.