Update dependency com.github.eirslett:frontend-maven-plugin to v2 (#1278)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -76,7 +76,7 @@
     <access-modifier-checker.version>1.35</access-modifier-checker.version>
     <bridge-method-injector.version>1.32</bridge-method-injector.version>
     <build-helper-maven-plugin.version>3.6.1</build-helper-maven-plugin.version>
-    <frontend-version>1.15.4</frontend-version>
+    <frontend-version>2.0.0</frontend-version>
     <gmavenplus-plugin.version>4.2.1</gmavenplus-plugin.version>
     <hamcrest.version>3.0</hamcrest.version>
     <hpi-plugin.version>3.1787.vd08d76c755ef</hpi-plugin.version>