chore(main): release vertexai 0.5.1 (#9166)

🤖 I have created a release *beep* *boop*
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## [0.5.1](https://togithub.com/googleapis/google-cloud-go/compare/vertexai/v0.5.0...vertexai/v0.5.1) (2023-12-13)


### Bug Fixes

* **vertexai:** Passthrough user opts ([#9163](https://togithub.com/googleapis/google-cloud-go/issues/9163)) ([c24e93c](https://togithub.com/googleapis/google-cloud-go/commit/c24e93c06851d3917d75a9b2362af993071961c0)), refs [#9160](https://togithub.com/googleapis/google-cloud-go/issues/9160)

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This PR was generated with [Release Please](https://togithub.com/googleapis/release-please). See [documentation](https://togithub.com/googleapis/release-please#release-please).

.release-please-manifest-individual.json

@@ -12,5 +12,5 @@
   "pubsublite": "1.8.1",
   "spanner": "1.53.1",
   "storage": "1.35.1",
-  "vertexai": "0.5.0"
+  "vertexai": "0.5.1"
 }

vertexai/CHANGES.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.5.1](https://github.com/googleapis/google-cloud-go/compare/vertexai/v0.5.0...vertexai/v0.5.1) (2023-12-13)
+
+
+### Bug Fixes
+
+* **vertexai:** Passthrough user opts ([#9163](https://github.com/googleapis/google-cloud-go/issues/9163)) ([c24e93c](https://github.com/googleapis/google-cloud-go/commit/c24e93c06851d3917d75a9b2362af993071961c0)), refs [#9160](https://github.com/googleapis/google-cloud-go/issues/9160)
+
 ## [0.5.0](https://github.com/googleapis/google-cloud-go/compare/vertexai/v0.4.0...vertexai/v0.5.0) (2023-12-13)
 
 

vertexai/internal/version.go

@@ -15,4 +15,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "0.5.0"
+const Version = "0.5.1"