Do not use deprecated tasks in maven-antrun-plugin.

Maven-antrun-plugin deprecated tasks in favor of target, this patch
fixes JGit poms to do the same.

Change-Id: I420fd2ce88c61cf8e786ed45fbb8235dc30c124e
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
diff --git a/org.eclipse.jgit/pom.xml b/org.eclipse.jgit/pom.xml
index 33cd02d..1ceafe5 100644
--- a/org.eclipse.jgit/pom.xml
+++ b/org.eclipse.jgit/pom.xml
@@ -111,12 +111,12 @@
             <id>translate-source-qualifier</id>
             <phase>generate-resources</phase>
             <configuration>
-              <tasks>
+              <target>
                 <copy file="META-INF/SOURCE-MANIFEST.MF" tofile="${source-bundle-manifest}" overwrite="true"/>
                 <replace file="${source-bundle-manifest}">
                   <replacefilter token=".qualifier" value=".${maven.build.timestamp}"/>
                 </replace>
-              </tasks>
+              </target>
             </configuration>
             <goals>
               <goal>run</goal>