Bump buildnumber-maven-plugin from 3.0.0 to 3.1.0 (#434)

Author: dependabot[bot]

pom.xml

@@ -88,7 +88,7 @@
     <scmTag>HEAD</scmTag>
 
     <build-helper-maven-plugin.version>3.3.0</build-helper-maven-plugin.version>
-    <buildnumber-maven-plugin.version>3.0.0</buildnumber-maven-plugin.version>
+    <buildnumber-maven-plugin.version>3.1.0</buildnumber-maven-plugin.version>
     <exec-maven-plugin.version>3.1.0</exec-maven-plugin.version>
     <hpi-plugin.version>3.44</hpi-plugin.version>
     <incrementals-enforce-minimum.version>1.0-beta-4</incrementals-enforce-minimum.version>