Remove unused warning suppression

SuppressWarnings is not used. Remove  to avoid
warnings at compile  time.

Change-Id: I84e3e57017cf9fd68d3377f866d4dd907ccde454

org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/LargePackedWholeObject.java

@@ -73,7 +73,6 @@ public byte[] getCachedBytes() throws LargeObjectException {
 	public ObjectStream openStream() throws MissingObjectException, IOException {
 		PackInputStream packIn;
 		// ctx is closed by PackInputStream, or explicitly in the finally block
-		@SuppressWarnings("resource")
 		DfsReader ctx = db.newReader();
 		try {
 			try {

org.eclipse.jgit/src/org/eclipse/jgit/transport/UploadPack.java

@@ -2339,7 +2339,7 @@ else if (ref.getName().startsWith(Constants.R_HEADS))
 						: req.getDepth() - 1;
 				pw.setShallowPack(req.getDepth(), unshallowCommits);
 
-				@SuppressWarnings("resource") // Ownership is transferred below
+				// Ownership is transferred below
 				DepthWalk.RevWalk dw = new DepthWalk.RevWalk(
 						walk.getObjectReader(), walkDepth);
 				dw.setDeepenSince(req.getDeepenSince());