deps: update dependency org.codehaus.plexus:plexus-utils to v3.4.2 (#3624)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [org.codehaus.plexus:plexus-utils](https://codehaus-plexus.github.io/) ([source](https://togithub.com/codehaus-plexus/plexus-utils)) | `3.4.1` -> `3.4.2` | [![age](https://badges.renovateapi.com/packages/maven/org.codehaus.plexus:plexus-utils/3.4.2/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/org.codehaus.plexus:plexus-utils/3.4.2/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/org.codehaus.plexus:plexus-utils/3.4.2/compatibility-slim/3.4.1)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/org.codehaus.plexus:plexus-utils/3.4.2/confidence-slim/3.4.1)](https://docs.renovatebot.com/merge-confidence/) |

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Author: renovate-bot

bigtable-test/bigtable-build-helper/pom.xml

@@ -59,7 +59,7 @@
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-utils</artifactId>
-      <version>3.4.1</version>
+      <version>3.4.2</version>
       <scope>provided</scope>
     </dependency>
     <dependency>