Remove unused clirr-maven-plugin from LFS pom.xml files

Change-Id: I7252b6c89d91ac675c0e02e4d17ba0212b617098
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

org.eclipse.jgit.lfs.server/pom.xml

@@ -140,25 +140,6 @@
           </archive>
         </configuration>
       </plugin>
-
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>clirr-maven-plugin</artifactId>
-      </plugin>
     </plugins>
   </build>
-
-  <reporting>
-    <plugins>
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>clirr-maven-plugin</artifactId>
-        <version>${clirr-version}</version>
-        <configuration>
-          <comparisonVersion>${jgit-last-release-version}</comparisonVersion>
-          <minSeverity>info</minSeverity>
-        </configuration>
-      </plugin>
-    </plugins>
-  </reporting>
 </project>

org.eclipse.jgit.lfs/pom.xml

@@ -116,25 +116,6 @@
           </archive>
         </configuration>
       </plugin>
-
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>clirr-maven-plugin</artifactId>
-      </plugin>
     </plugins>
   </build>
-
-  <reporting>
-    <plugins>
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>clirr-maven-plugin</artifactId>
-        <version>${clirr-version}</version>
-        <configuration>
-          <comparisonVersion>${jgit-last-release-version}</comparisonVersion>
-          <minSeverity>info</minSeverity>
-        </configuration>
-      </plugin>
-    </plugins>
-  </reporting>
 </project>