Remove the use of non-existing re.ASCII.
(fixes a regression in 3d46ef0c62c5, issue #18873)
diff --git a/Tools/scripts/findnocoding.py b/Tools/scripts/findnocoding.py
index 838e573..5d93290 100755
--- a/Tools/scripts/findnocoding.py
+++ b/Tools/scripts/findnocoding.py
@@ -32,7 +32,7 @@
                          "no sophisticated Python source file search will be done.")
 
 
-decl_re = re.compile(r'^[ \t\f]*#.*coding[:=][ \t]*([-\w.]+)', re.ASCII)
+decl_re = re.compile(r'^[ \t\f]*#.*coding[:=][ \t]*([-\w.]+)')
 
 def get_declaration(line):
     match = decl_re.match(line)