chore(deps): bump cloud.google.com/go/pubsub from 1.39.0 to 1.40.0 (#5786)

Bumps [cloud.google.com/go/pubsub](https://github.com/googleapis/google-cloud-go) from 1.39.0 to 1.40.0.
- [Release notes](https://github.com/googleapis/google-cloud-go/releases)
- [Changelog](https://github.com/googleapis/google-cloud-go/blob/main/CHANGES.md)
- [Commits](https://github.com/googleapis/google-cloud-go/compare/pubsub/v1.39.0...pubsub/v1.40.0)

---
updated-dependencies:
- dependency-name: cloud.google.com/go/pubsub
  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

@@ -4,7 +4,7 @@ go 1.22.0
 
 require (
 	cloud.google.com/go v0.115.0 // indirect
-	cloud.google.com/go/pubsub v1.39.0
+	cloud.google.com/go/pubsub v1.40.0
 	cloud.google.com/go/storage v1.42.0
 	github.com/Azure/azure-pipeline-go v0.2.3
 	github.com/Azure/azure-storage-blob-go v0.15.0

go.sum

@@ -377,8 +377,8 @@ cloud.google.com/go/pubsub v1.3.1/go.mod h1:i+ucay31+CNRpDW4Lu78I4xXG+O1r/MAHgjp
 cloud.google.com/go/pubsub v1.26.0/go.mod h1:QgBH3U/jdJy/ftjPhTkyXNj543Tin1pRYcdcPRnFIRI=
 cloud.google.com/go/pubsub v1.27.1/go.mod h1:hQN39ymbV9geqBnfQq6Xf63yNhUAhv9CZhzp5O6qsW0=
 cloud.google.com/go/pubsub v1.28.0/go.mod h1:vuXFpwaVoIPQMGXqRyUQigu/AX1S3IWugR9xznmcXX8=
-cloud.google.com/go/pubsub v1.39.0 h1:qt1+S6H+wwW8Q/YvDwM8lJnq+iIFgFEgaD/7h3lMsAI=
-cloud.google.com/go/pubsub v1.39.0/go.mod h1:FrEnrSGU6L0Kh3iBaAbIUM8KMR7LqyEkMboVxGXCT+s=
+cloud.google.com/go/pubsub v1.40.0 h1:0LdP+zj5XaPAGtWr2V6r88VXJlmtaB/+fde1q3TU8M0=
+cloud.google.com/go/pubsub v1.40.0/go.mod h1:BVJI4sI2FyXp36KFKvFwcfDRDfR8MiLT8mMhmIhdAeA=
 cloud.google.com/go/pubsublite v1.5.0/go.mod h1:xapqNQ1CuLfGi23Yda/9l4bBCKz/wC3KIJ5gKcxveZg=
 cloud.google.com/go/pubsublite v1.6.0/go.mod h1:1eFCS0U11xlOuMFV/0iBqw3zP12kddMeCbj/F3FSj9k=
 cloud.google.com/go/recaptchaenterprise v1.3.1/go.mod h1:OdD+q+y4XGeAlxRaMn1Y7/GveP6zmq76byL6tjPE7d4=