chore(deps): update dependency com.google.cloud:google-cloud-dlp to v3.6.7 (#964)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-dlp](https://togithub.com/googleapis/java-dlp) | `3.6.6` -> `3.6.7` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-dlp/3.6.7/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-dlp/3.6.7/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-dlp/3.6.7/compatibility-slim/3.6.6)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-dlp/3.6.7/confidence-slim/3.6.6)](https://docs.renovatebot.com/merge-confidence/) |

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dlp/snippets/install-without-bom/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-dlp</artifactId>
-      <version>3.6.6</version>
+      <version>3.6.7</version>
     </dependency>
     <!-- [END dlp_install_without_bom] -->