Bump docker-maven-plugin from 0.31.0 to 0.42.1

Bumps [docker-maven-plugin](https://github.com/fabric8io/docker-maven-plugin) from 0.31.0 to 0.42.1.
- [Release notes](https://github.com/fabric8io/docker-maven-plugin/releases)
- [Changelog](https://github.com/fabric8io/docker-maven-plugin/blob/master/doc/changelog.md)
- [Commits](fabric8io/docker-maven-plugin@v0.31.0...v0.42.1)

---
updated-dependencies:
- dependency-name: io.fabric8:docker-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

elasticsearch/pom.xml

@@ -21,7 +21,7 @@
       <plugin>
         <groupId>io.fabric8</groupId>
         <artifactId>docker-maven-plugin</artifactId>
-        <version>0.31.0</version>
+        <version>0.42.1</version>
         <configuration>
           <showLogs>true</showLogs>
           <images>

hibernate-mappings/pom.xml

@@ -20,7 +20,7 @@
       <plugin>
         <groupId>io.fabric8</groupId>
         <artifactId>docker-maven-plugin</artifactId>
-        <version>0.31.0</version>
+        <version>0.42.1</version>
         <configuration>
           <showLogs>true</showLogs>
           <images>