build(deps): bump gocloud.dev/pubsub/rabbitpubsub from 0.44.0 to 0.45.0 (#8737)

Bumps [gocloud.dev/pubsub/rabbitpubsub](https://github.com/google/go-cloud) from 0.44.0 to 0.45.0.
- [Release notes](https://github.com/google/go-cloud/releases)
- [Commits](https://github.com/google/go-cloud/compare/v0.44.0...v0.45.0)

---
updated-dependencies:
- dependency-name: gocloud.dev/pubsub/rabbitpubsub
  dependency-version: 0.45.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -91,7 +91,7 @@ require (
 	go.opencensus.io v0.24.0 // indirect
 	gocloud.dev v0.45.0
 	gocloud.dev/pubsub/natspubsub v0.45.0
-	gocloud.dev/pubsub/rabbitpubsub v0.44.0
+	gocloud.dev/pubsub/rabbitpubsub v0.45.0
 	golang.org/x/crypto v0.49.0
 	golang.org/x/exp v0.0.0-20260218203240-3dfff04db8fa
 	golang.org/x/image v0.36.0