streamclone: indent code

This will make the subsequent patch easier to read.

mercurial/streamclone.py

@@ -298,6 +298,7 b' def consumev1(repo, fp, filecount, bytec'
         start = time.time()
 
         with repo.transaction('clone'):
+            if True:
             for i in xrange(filecount):
                 # XXX doesn't support '\n' or '\r' in filenames
                 l = fp.readline()