Fix MERGED_NOT_COMMITTED toString

It had a typo (commited) and was not in the style of the others.

Change-Id: Ia1be1c70b13bb2f3da80c8e8239c5f254070fe60
Signed-off-by: Robin Stocker <robin@nibor.org>

org.eclipse.jgit/src/org/eclipse/jgit/api/MergeResult.java

@@ -186,7 +186,7 @@ public class MergeResult {
 		 **/
 		MERGED_NOT_COMMITTED {
 			public String toString() {
-				return "MergedNotCommited";
+				return "Merged-not-committed";
 			}
 
 			@Override