chore: release 2.4.1 (#546)

🤖 I have created a release \*beep\* \*boop\*
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### [2.4.1](https://www.github.com/googleapis/java-dlp/compare/v2.4.0...v2.4.1) (2021-06-02)


### Dependencies

* update dependency com.google.cloud:google-cloud-pubsub to v1.113.0 ([#544](https://www.github.com/googleapis/java-dlp/issues/544)) ([ad6ed0f](https://www.github.com/googleapis/java-dlp/commit/ad6ed0fe15f9e01f81c8faabd8b5250e1334cca7))
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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>2.4.1-SNAPSHOT</version>
+      <version>2.4.1</version>
     </dependency>
     <!-- {x-version-update-end} -->