Bump com.github.eirslett:frontend-maven-plugin from 1.12.1 to 1.15.0

Bumps [com.github.eirslett:frontend-maven-plugin](https://github.com/eirslett/frontend-maven-plugin) from 1.12.1 to 1.15.0.
- [Changelog](https://github.com/eirslett/frontend-maven-plugin/blob/master/CHANGELOG.md)
- [Commits](eirslett/frontend-maven-plugin@frontend-plugins-1.12.1...frontend-plugins-1.15.0)

---
updated-dependencies:
- dependency-name: com.github.eirslett:frontend-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -135,7 +135,7 @@
       <plugin>
         <groupId>com.github.eirslett</groupId>
         <artifactId>frontend-maven-plugin</artifactId>
-        <version>1.12.1</version>
+        <version>1.15.0</version>
         <configuration>
           <workingDirectory>${project.basedir}/src/main/frontend</workingDirectory>
           <installDirectory>${project.basedir}/target</installDirectory>