sbe-debug.py Indentation Error fixed

Change-Id: I72f59cd997062d2220b580bdbbba19f4f32b1aa1
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/41594
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>

src/tools/debug/sbe-debug.py

@@ -515,7 +515,7 @@ def main( argv ):
         sbeLocalRegister( target, node, proc, file_path )
     elif ( level == 'stack' ):
         fillSymTable(getSbeObjPath(), target, ddsuffix)
-	    collectStackUsage( node, proc )
+        collectStackUsage( node, proc )
 
     if(target != 'FILE'):
         # On cronus, set the FIFO mode to previous state