Update Maven version to 3.9.14 in Dockerfiles #517.

Author: garydgregory

src/changes/changes.xml

@@ -116,6 +116,7 @@
       <action                    type="update" dev="ggregory" due-to="Dependabot">Bump commons-io:commons-io from 2.15.1 to 2.21.0 #321, #325, #388, #413.</action>
       <action                    type="update" dev="ggregory" due-to="Dependabot">Bump org.apache.commons:commons-lang3 from 3.14.0 to 3.20.0 #362, #373, #383, #475.</action>
       <action                    type="update" dev="ggregory" due-to="Dependabot, Gary Gregory">Bump org.codehaus.mojo:taglist-maven-plugin from 3.1.0 to 3.2.1 #403.</action> 
+      <action                    type="update" dev="ggregory" due-to="Sylwester Lachiewicz">Update Maven version to 3.9.14 in Dockerfiles #517.</action>
     </release>
     <release version="1.2.0" date="2023-01-14" description="Minor release (Java 8, OpenSSL 1.1.1)">
       <!-- FIX -->