chore: release 3.0.9 (#692)

🤖 I have created a release \*beep\* \*boop\*
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### [3.0.9](https://www.github.com/googleapis/java-dlp/compare/v3.0.8...v3.0.9) (2021-10-13)


### Dependencies

* update dependency com.google.cloud:google-cloud-pubsub to v1.114.6 ([#690](https://www.github.com/googleapis/java-dlp/issues/690)) ([2175a2e](https://www.github.com/googleapis/java-dlp/commit/2175a2e6b32d9cd2e476b151bdf2111f9939b920))
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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).

dlp/snippets/snapshot/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-dlp</artifactId>
-      <version>3.0.9-SNAPSHOT</version>
+      <version>3.0.9</version>
     </dependency>
     <!-- {x-version-update-end} -->