PackWriter: Fix Eclipse errors about missing Javadoc

Change If72b4b422 added a new method filterAndAddObject with a
partial Javadoc, which causes errors in Eclipse.

Since it's a private method, Javadoc is not strictly necessary, so
just convert it to a standard comment block.

Bug: 532540
Change-Id: I06aa79211d1223dccf6c931451ca885ca6d39cbc
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/pack/PackWriter.java

@@ -2072,14 +2072,11 @@ public class PackWriter implements AutoCloseable {
 		objectsMap.add(otp);
 	}
 
-	/**
-	 * Adds the given object as an object to be packed, first performing
-	 * filtering on blobs at or exceeding a given size.
-	 *
-	 * @see #setFilterBlobLimit
-	 */
+	// Adds the given object as an object to be packed, first performing
+	// filtering on blobs at or exceeding a given size.
 	private void filterAndAddObject(@NonNull AnyObjectId src, int type,
 			int pathHashCode) throws IOException {
+
 		// Check if this object needs to be rejected, doing the cheaper
 		// checks first.
 		boolean reject = filterBlobLimit >= 0 &&