chore: release 0.120.7 (#298)

🤖 I have created a release \*beep\* \*boop\* 
---
### [0.120.7](https://www.github.com/googleapis/java-errorreporting/compare/v0.120.6...v0.120.7) (2020-11-05)


### Documentation

* debrand 'Stackdriver' in favor of 'Cloud' ([#269](https://www.github.com/googleapis/java-errorreporting/issues/269)) ([64302fa](https://www.github.com/googleapis/java-errorreporting/commit/64302fa69c6a3f1dc6000f9909eed9bd2a736abe))
---


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

errorreporting/snapshot/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-errorreporting</artifactId>
-      <version>0.120.7-beta-SNAPSHOT</version>
+      <version>0.120.7-beta</version>
     </dependency>
     <!-- {x-version-update-end} -->