Update formatter-maven-plugin to v2.12.0
<directory-maven-plugin.version>0.3.1</directory-maven-plugin.version>
<versions-maven-plugin.version>2.7</versions-maven-plugin.version>
<maven-release-plugin.version>2.5.3</maven-release-plugin.version>
- <formatter-maven-plugin.version>2.11.0</formatter-maven-plugin.version>
+ <formatter-maven-plugin.version>2.12.0</formatter-maven-plugin.version>
<impsort-maven-plugin.version>1.4.1</impsort-maven-plugin.version>
<!-- dependencies -->
<exclude>external/**</exclude>
<exclude>target-ide/**</exclude>
<exclude>.factorypath</exclude>
+ <exclude>**/.cache/**</exclude>
</excludes>
<headerDefinitions>
<headerDefinition>${jetcd.project.root}/etc/license-formatting.xml</headerDefinition>
