node-packages/remove-attr.py: also remove from overrides.nix

pkgs/development/node-packages/remove-attr.py

···
             if not re.fullmatch(rf'  "?{safe_attr}"? = ".*";\n', line):
                 sys.stdout.write(line)
 
+    with fileinput.input(os.path.join(os.path.dirname(__file__), 'overrides.nix'), inplace=1) as overrides:
+        safe_attr = re.escape(attr)
+        in_attr = False
+        for line in overrides:
+            if in_attr:
+                if re.fullmatch(r'  \}\)?;\n', line):
+                    in_attr = False
+            else:
+                if re.fullmatch(rf'  (?:{safe_attr}|"{safe_attr}") = .* \{{\n', line):
+                    in_attr = True
+                else:
+                    sys.stdout.write(line)
+
 
 if __name__ == '__main__':
     import argparse