Try running with GLES2 driver

Author: gilzoide

.github/workflows/test.yml

@@ -48,8 +48,6 @@ jobs:
         env:
           CC: gcc
           GODOT_BIN: ./godot.exe
-          XDG_DATA_HOME:
-          XDG_CONFIG_HOME:
 
   test_osx:
     name: Run tests on OSX

src/tools/project.godot

@@ -14,3 +14,7 @@ singletons=[ "res://addons/godot-lua-pluginscript/lua_pluginscript.gdnlib" ]
 
 file_logging/enable_file_logging.pc=false
 file_logging/log_path="testlogdir"
+
+[rendering]
+
+quality/driver/driver_name="GLES2"