CI: Format SCons input flags & build action

.github/actions/godot-build/action.yml

@@ -5,30 +5,26 @@ inputs:
   target:
     description: Build target (editor, template_release, template_debug).
     default: editor
-  tests:
-    description: Unit tests.
-    default: false
-    required: false
+    type: choice
+    options: [editor, template_debug, template_release]
   platform:
     description: Target platform.
-    required: false
-  sconsflags:
+    type: string
+  scons-flags:
     description: Additional SCons flags.
-    default: ""
-    required: false
+    type: string
   scons-cache:
     description: The SCons cache path.
     default: ${{ github.workspace }}/.scons_cache/
+    type: string
 
 runs:
   using: composite
   steps:
     - name: SCons Build
       shell: sh
-      env:
-        SCONSFLAGS: ${{ inputs.sconsflags }}
       run: |
-        echo "Building with flags:" platform=${{ inputs.platform }} target=${{ inputs.target }} tests=${{ inputs.tests }} ${{ env.SCONSFLAGS }} "cache_path=${{ inputs.scons-cache }}" redirect_build_objects=no
+        echo "Building with flags:" platform=${{ inputs.platform }} target=${{ inputs.target }} ${{ inputs.scons-flags }} "cache_path=${{ inputs.scons-cache }}" redirect_build_objects=no
 
         if [ "${{ inputs.target }}" != "editor" ]; then
           # Ensure we don't include editor code in export template builds.
@@ -42,5 +38,5 @@ runs:
           export BUILD_NAME="gh"
         fi
 
-        scons platform=${{ inputs.platform }} target=${{ inputs.target }} tests=${{ inputs.tests }} ${{ env.SCONSFLAGS }} "cache_path=${{ inputs.scons-cache }}" redirect_build_objects=no
+        scons platform=${{ inputs.platform }} target=${{ inputs.target }} ${{ inputs.scons-flags }} "cache_path=${{ inputs.scons-cache }}" redirect_build_objects=no
         ls -l bin/

.github/actions/godot-cpp-build/action.yml

@@ -35,6 +35,4 @@ runs:
 
     - name: SCons Build
       shell: sh
-      env:
-        SCONS_CACHE: ${{ inputs.scons-cache }}
       run: scons --directory=./godot-cpp/test "gdextension_dir=${{ github.workspace }}" ${{ inputs.scons-flags }}