chore: release 0.120.12 (#358)

🤖 I have created a release \*beep\* \*boop\* 
---
### [0.120.12](https://www.github.com/googleapis/java-errorreporting/compare/v0.120.11...v0.120.12) (2021-01-13)


### Dependencies

* update dependency com.google.cloud:google-cloud-shared-dependencies to v0.17.1 ([#357](https://www.github.com/googleapis/java-errorreporting/issues/357)) ([efc5d18](https://www.github.com/googleapis/java-errorreporting/commit/efc5d18f03d578d430cd281188834f5431027134))
---


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>0.120.12-beta-SNAPSHOT</version>
+      <version>0.120.12-beta</version>
     </dependency>
     <!-- {x-version-update-end} -->