chore: release 0.122.2 (#641)

🤖 I have created a release \*beep\* \*boop\*
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### [0.122.2](https://www.github.com/googleapis/java-errorreporting/compare/v0.122.1...v0.122.2) (2021-08-24)


### Dependencies

* update dependency com.google.cloud:google-cloud-core to v2.1.0 ([#639](https://www.github.com/googleapis/java-errorreporting/issues/639)) ([cb062c0](https://www.github.com/googleapis/java-errorreporting/commit/cb062c0fc630fae5993c1785f96cb5327021ebb4))
* update dependency com.google.cloud:google-cloud-shared-dependencies to v2.1.0 ([#640](https://www.github.com/googleapis/java-errorreporting/issues/640)) ([516330d](https://www.github.com/googleapis/java-errorreporting/commit/516330dddc64a46415a600762b53d1d6a2ad25a4))
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This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

Author: release-please[bot]

errorreporting/snapshot/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-errorreporting</artifactId>
-      <version>0.122.2-beta-SNAPSHOT</version>
+      <version>0.122.2-beta</version>
     </dependency>
     <!-- {x-version-update-end} -->