hgweb: account for Python 2.4 in one test

tests/test-hgweb

@@ -22,7 +22,7 b' echo % should give a 404 - bad revision'
 "$TESTDIR/get-with-headers.py" localhost:$HGPORT '/file/spam/foo?style=raw'
 
 echo % should give a 400 - bad command
-"$TESTDIR/get-with-headers.py" localhost:$HGPORT '/file/tip/foo?cmd=spam&style=raw'
+"$TESTDIR/get-with-headers.py" localhost:$HGPORT '/file/tip/foo?cmd=spam&style=raw' | sed 's/400.*/400/'
 
 echo % should give a 404 - file does not exist
 "$TESTDIR/get-with-headers.py" localhost:$HGPORT '/file/tip/bork?style=raw'

tests/test-hgweb.out

@@ -56,7 +56,7 b' 404 Not Found'
 
 error: revision not found: spam
 % should give a 400 - bad command
-400 Bad Request
+400
 
 
 error: No such method: spam