From https://github.com/openscad/openscad/commit/45a5e3bdd6c8071cb50b9c3f2b14a62554aafc4a Mon Sep 17 00:00:00 2001
From: Torsten Paul <Torsten.Paul@gmx.de>
Date: Thu, 14 Apr 2022 16:07:04 +0200
Subject: [PATCH 11/11] Remove double quoting of the output file parameter for
 ghostscript.

--- a/tests/export_pngtest.py
+++ b/tests/export_pngtest.py
@@ -82,7 +82,7 @@ result = subprocess.call(export_cmd, env = fontenv)
 if result != 0:
     failquit('OpenSCAD failed with return code ' + str(result))
 
-convert_cmd = gs_cmd + ["-sOutputFile=\"" + pngfile + "\"", exportfile]
+convert_cmd = gs_cmd + ["-sOutputFile=" + pngfile, exportfile]
 print('Running Converter:', ' '.join(convert_cmd), file=sys.stderr)
 result = subprocess.call(convert_cmd)
 if result != 0:
-- 
2.35.1