PY3: string.translate string.upper don't exist in PY3

Signed-off-by: Noel Power <noel.power@suse.com>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from Samba commit a0c8c8c8331856d9f09d18b389b7dd01c8d33de2)

lib/wind/generate.py

@@ -64,7 +64,7 @@ class Header(GeneratedFile) :
         guardTrans = string.maketrans('-.', '__')
     def makeGuard(self) :
         """Return a name to be used as ifdef guard"""
-        return string.upper(string.translate(self.name, self.guardTrans))
+        return self.name.translate(self.guardTrans).upper()
 
     def __init__(self, name) :
         "Create a new Header with name"