test with 4.3 too

.github/workflows/godot.yml

@@ -8,14 +8,15 @@ on:
     branches-ignore:
       - godot3
 
-env:
-  gdver: "4.2.2"
-
 jobs:
   export_game:
     name: Run with Godot
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        gdver: ["4.2.2", "4.3.0-dev.5"]
+
     steps:
       - uses: actions/checkout@v4
 
@@ -27,7 +28,7 @@ jobs:
       - name: Download Godot
         run: |
           dotnet tool install --global Chickensoft.GodotEnv
-          godotenv godot install ${{ env.gdver }}
+          godotenv godot install ${{ matrix.gdver }}
 
       - name: Import resources and build
         run: |