Update org.codehaus.mojo:flatten-maven-plugin to version 1.7.2 (#444)

Author: asf-rm

pom.xml

@@ -221,7 +221,7 @@
     <cyclonedx-maven-plugin.version>2.9.1</cyclonedx-maven-plugin.version>
     <exec-maven-plugin.version>3.4.1</exec-maven-plugin.version>
     <exec-maven-plugin.version>3.5.1</exec-maven-plugin.version>
-    <flatten-maven-plugin.version>1.7.0</flatten-maven-plugin.version>
+    <flatten-maven-plugin.version>1.7.2</flatten-maven-plugin.version>
     <frontend-maven-plugin.version>1.15.1</frontend-maven-plugin.version>
     <gmavenplus-plugin.version>4.2.1</gmavenplus-plugin.version>
     <jacoco-maven-plugin.version>0.8.13</jacoco-maven-plugin.version>

src/changelog/.12.x.x/update_org_codehaus_mojo_flatten_maven_plugin.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<entry xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns="https://logging.apache.org/xml/ns"
+       xsi:schemaLocation="https://logging.apache.org/xml/ns https://logging.apache.org/xml/ns/log4j-changelog-0.xsd"
+       type="updated">
+  <issue id="444" link="https://github.com/apache/logging-parent/pull/444"/>
+  <description format="asciidoc">Update `org.codehaus.mojo:flatten-maven-plugin` to version `1.7.2`</description>
+</entry>