patman: Unquote output from get_maintainer.pl

get_maintainer.pl quotes names which it considers unsafe, i.e. anything
containing [^a-zA-Z0-9_ \-]. This confuses patman, it will duplicate
addresses which are also in Series-to/cc. Strip the quotes.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
Reviewed-by: Simon Glass <sjg@chromium.org>

tools/patman/get_maintainer.py

@@ -44,4 +44,5 @@ def GetMaintainer(fname, verbose=False):
         return []
 
     stdout = command.Output(get_maintainer, '--norolestats', fname)
-    return stdout.splitlines()
+    lines = stdout.splitlines()
+    return [ x.replace('"', '') for x in lines ]