Add changelog for logging-parent upgrade

Author: ppkarwasz

src/changelog/.2.x.x/update_org_apache_logging_logging_parent.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<entry xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns="http://logging.apache.org/log4j/changelog"
+       xsi:schemaLocation="http://logging.apache.org/log4j/changelog https://logging.apache.org/log4j/changelog-0.1.3.xsd"
+       type="updated">
+  <issue id="2197" link="https://github.com/apache/logging-log4j2/pull/2197"/>
+  <description format="asciidoc">Update `org.apache.logging:logging-parent` to version `10.6.0`</description>
+</entry>