chore: release 0.122.3 (#647)

🤖 I have created a release \*beep\* \*boop\*
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### [0.122.3](https://www.github.com/googleapis/java-errorreporting/compare/v0.122.2...v0.122.3) (2021-08-24)


### Dependencies

* update dependency com.google.cloud:google-cloud-core to v2.1.1 ([#646](https://www.github.com/googleapis/java-errorreporting/issues/646)) ([27171a9](https://www.github.com/googleapis/java-errorreporting/commit/27171a933c822d5c0fc52aef1535397fa5ca4d9a))
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Author: release-please[bot]

errorreporting/snapshot/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-errorreporting</artifactId>
-      <version>0.122.3-beta-SNAPSHOT</version>
+      <version>0.122.3-beta</version>
     </dependency>
     <!-- {x-version-update-end} -->