chore(main): release 2.12.3 (#335)

:robot: I have created a release *beep* *boop*
---


## [2.12.3](https://togithub.com/googleapis/gax-go/compare/v2.12.2...v2.12.3) (2024-03-14)


### Bug Fixes

* bump protobuf dep to v1.33 ([#333](https://togithub.com/googleapis/gax-go/issues/333)) ([2892b22](https://togithub.com/googleapis/gax-go/commit/2892b22c1ae8a70dec3448d82e634643fe6c1be2))

---
This PR was generated with [Release Please](https://togithub.com/googleapis/release-please). See [documentation](https://togithub.com/googleapis/release-please#release-please).
diff --git a/v2/.release-please-manifest.json b/v2/.release-please-manifest.json
index b2a67c0..feb3722 100644
--- a/v2/.release-please-manifest.json
+++ b/v2/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    "v2": "2.12.2"
+    "v2": "2.12.3"
 }
diff --git a/v2/CHANGES.md b/v2/CHANGES.md
index 5453330..0d019d9 100644
--- a/v2/CHANGES.md
+++ b/v2/CHANGES.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.12.3](https://github.com/googleapis/gax-go/compare/v2.12.2...v2.12.3) (2024-03-14)
+
+
+### Bug Fixes
+
+* bump protobuf dep to v1.33 ([#333](https://github.com/googleapis/gax-go/issues/333)) ([2892b22](https://github.com/googleapis/gax-go/commit/2892b22c1ae8a70dec3448d82e634643fe6c1be2))
+
 ## [2.12.2](https://github.com/googleapis/gax-go/compare/v2.12.1...v2.12.2) (2024-02-23)
 
 
@@ -119,4 +126,3 @@
 ### Miscellaneous Chores
 
 * **v2:** bump release-please processing ([#192](https://github.com/googleapis/gax-go/issues/192)) ([56172f9](https://github.com/googleapis/gax-go/commit/56172f971d1141d7687edaac053ad3470af76719))
-
diff --git a/v2/internal/version.go b/v2/internal/version.go
index 53c04d4..90348f3 100644
--- a/v2/internal/version.go
+++ b/v2/internal/version.go
@@ -30,4 +30,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "2.12.2"
+const Version = "2.12.3"