Update dependency org.codehaus.mojo:flatten-maven-plugin to v1.7.2 (#589)

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

Author: renovate[bot]

pom.xml

@@ -56,7 +56,7 @@
     <maven-shade-plugin.version>3.6.0</maven-shade-plugin.version>
     <maven-enforcer-plugin.version>3.6.1</maven-enforcer-plugin.version>
     <skuzzle-imports-enforcer.version>2.6.1</skuzzle-imports-enforcer.version>
-    <flatten-maven-plugin.version>1.7.1</flatten-maven-plugin.version>
+    <flatten-maven-plugin.version>1.7.2</flatten-maven-plugin.version>
     <spotless-maven-plugin.version>2.44.5</spotless-maven-plugin.version>
     <versions-maven-plugin.version>2.18.0</versions-maven-plugin.version>
   </properties>