CI: Bump various GitHub actions to latest versions

actions/cache@v3
actions/checkout@v3
actions/upload-artifact@v3
actions/setup-dotnet@v2
actions/setup-java@v3
actions/setup-python@v4
mymindstorm/setup-emsdk@v11

Also reset cache keys as we're going to cleanup all caches.

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

@@ -12,7 +12,7 @@ runs:
   steps:
     # Use python 3.x release (works cross platform)
     - name: Set up Python 3.x
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         # Semantic version range syntax or exact version of a Python version
         python-version: ${{ inputs.python-version }}

.github/actions/upload-artifact/action.yml

@@ -12,7 +12,7 @@ runs:
   using: "composite"
   steps:
     - name: Upload Godot Artifact
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v3
       with:
         name: ${{ inputs.name }}
         path: ${{ inputs.path }}