Removes version from resulting JAR

To be consistent with other plugins, this change removes the
version from the JAR artifact.

Change-Id: I1dba9328a0a4d98207488c2244d1bf06b51e0265
(cherry picked from commit 4f323c99cd8264041d208416583a21bf79c01838)

pom.xml

diff --git a/pom.xml b/pom.xml
index 2961906..1f6620b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -64,6 +64,7 @@
                             </Gerrit-ApiVersion>
                         </manifestEntries>
                     </archive>
+                    <finalName>${project.artifactId}</finalName>
                 </configuration>
             </plugin>