build: issue2551399 - CI is failing with flake8 syntax error F824

Removed global declaration when only reading, not writing
module/global variable in block scope.

Author: rouilj

roundup/anypy/vendored/cgi.py

@@ -82,7 +82,7 @@ def initlog(*allargs):
     send an error message).
 
     """
-    global log, logfile, logfp
+    global log, logfp
     warnings.warn("cgi.log() is deprecated as of 3.10. Use logging instead",
                   DeprecationWarning, stacklevel=2)
     if logfile and not logfp:

roundup/pygettext.py

@@ -231,7 +231,6 @@ def make_escapes(pass_iso8859):
 
 
 def escape(s):
-    global escapes
     s = list(s)
     for i in range(len(s)):
         s[i] = escapes[ord(s[i])]