Bump plexus-utils from 3.5.1 to 4.0.0 in /pgp-keys-map-test1

Bumps [plexus-utils](https://github.com/codehaus-plexus/plexus-utils) from 3.5.1 to 4.0.0.
- [Release notes](https://github.com/codehaus-plexus/plexus-utils/releases)
- [Commits](codehaus-plexus/plexus-utils@plexus-utils-3.5.1...plexus-utils-4.0.0)

---
updated-dependencies:
- dependency-name: org.codehaus.plexus:plexus-utils:sources
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

pgp-keys-map-test1/pom.xml

@@ -890,7 +890,7 @@
             <!-- In version 1.5.1, only sources are signed -->
             <groupId>org.codehaus.plexus</groupId>
             <artifactId>plexus-utils</artifactId>
-            <version>[3.5.1]</version>
+            <version>[4.0.0]</version>
             <classifier>sources</classifier>
         </dependency>
         <dependency>