Add gallery config back

Author: melissawm

docs/conf.py

@@ -41,12 +41,12 @@
     "reset_modules": (qtgallery.reset_qapp,),
 }
 
-# """qtgallery_conf = {
-#     "xvfb_size": (640, 480),
-#     "xvfb_color_depth": 24,
-#     "xfvb_use_xauth": False,
-#     "xfvb_extra_args": [],
-# }"""
+qtgallery_conf = {
+    "xvfb_size": (640, 480),
+    "xvfb_color_depth": 24,
+    "xfvb_use_xauth": False,
+    "xfvb_extra_args": [],
+}
 
 numpydoc_show_class_members = False
 automodapi_inheritance_diagram = False