Try using custom user dir in test project config

Author: gilzoide

.github/workflows/test.yml

@@ -47,14 +47,11 @@ jobs:
           touch _sc_
         env:
           GODOT_RELEASE_URL: https://github.com/godotengine/godot/releases/download/3.5.1-stable/Godot_v3.5.1-stable_win64.exe.zip
-      - name: Setup wine
-        run: wineboot
       - name: Build and test
         run: make test-mingw-windows64
         env:
           CC: gcc
           GODOT_BIN: wine godot.exe
-          HOME:
           APPDATA:
 
   test_osx:

src/tools/project.godot

@@ -5,6 +5,8 @@ config_version=4
 [application]
 
 config/name="godot-lua-pluginscript-unittest"
+config/use_custom_user_dir=true
+config/custom_user_dir_name="testdir"
 
 [gdnative]