chore: release 3.0.0 (#612)

🤖 I have created a release \*beep\* \*boop\*
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## [3.0.0](https://www.github.com/googleapis/java-dlp/compare/v2.4.6...v3.0.0) (2021-08-11)


### ⚠ BREAKING CHANGES

* release gapic-generator-java v2.0.0 (#604)

### Features

* release gapic-generator-java v2.0.0 ([#604](https://www.github.com/googleapis/java-dlp/issues/604)) ([2e4d203](https://www.github.com/googleapis/java-dlp/commit/2e4d20384ea486ca0121ff631032211563fa5e0e))


### Dependencies

* update dependency com.google.cloud:google-cloud-pubsub to v1.114.0 ([#611](https://www.github.com/googleapis/java-dlp/issues/611)) ([c6c802c](https://www.github.com/googleapis/java-dlp/commit/c6c802c018e1cdb17bc78643c0a0663d709601bd))
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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]

dlp/snippets/snapshot/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-dlp</artifactId>
-      <version>2.4.7-SNAPSHOT</version>
+      <version>3.0.0</version>
     </dependency>
     <!-- {x-version-update-end} -->