SimilarityRenameDetector: Fix inconsistent indentation

Replace space indentation with tab indentation

Change-Id: Ic130d3bde5d3a73d8f5c6225974153573722d05b
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

org.eclipse.jgit/src/org/eclipse/jgit/diff/SimilarityRenameDetector.java

 		int aDirLen = a.lastIndexOf('/') + 1;
 		int bDirLen = b.lastIndexOf('/') + 1;
 
-	    int dirMin = Math.min(aDirLen, bDirLen);
-	    int dirMax = Math.max(aDirLen, bDirLen);
+		int dirMin = Math.min(aDirLen, bDirLen);
+		int dirMax = Math.max(aDirLen, bDirLen);
 
-	    final int dirScoreLtr;
-	    final int dirScoreRtl;
+		final int dirScoreLtr;
+		final int dirScoreRtl;
 
 		if (dirMax == 0) {
 			dirScoreLtr = 100;