chore: release 0.120.19 (#469)

🤖 I have created a release \*beep\* \*boop\*
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### [0.120.19](https://www.github.com/googleapis/java-errorreporting/compare/v0.120.18...v0.120.19) (2021-03-15)


### Dependencies

* update dependency com.google.cloud:google-cloud-core to v1.94.4 ([#468](https://www.github.com/googleapis/java-errorreporting/issues/468)) ([b949f67](https://www.github.com/googleapis/java-errorreporting/commit/b949f6713d8689e3a77cb71044c5fb4ceebebe7f))
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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).

errorreporting/snapshot/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-errorreporting</artifactId>
-      <version>0.120.36-beta-SNAPSHOT</version>
+      <version>0.120.36-beta</version>
     </dependency>
     <!-- {x-version-update-end} -->