Merge branch 'confpyupdate' into 'master'

Update conf.py for Windows

See merge request OpenMW/openmw!2581

docs/source/conf.py

@@ -151,7 +151,7 @@ def setup(app):
     app.add_stylesheet('figures.css')
     app.add_stylesheet('luadoc.css')
     try:
-        subprocess.call(project_root + '/docs/source/generate_luadoc.sh')
+        subprocess.call(['sh', project_root + '/docs/source/generate_luadoc.sh'])
     except Exception as e:
         print('Can\'t generate Lua API documentation:', e)