remove vulkan sdk from github actions

.github/workflows/main.yml

@@ -61,12 +61,6 @@ jobs:
       uses: actions/checkout@v2
       with:
         path: megasource/libs/love
-    - name: Prepare Vulkan SDK
-      uses: humbletim/[email protected]
-      with:
-        vulkan-query-version: 1.3.204.0
-        vulkan-components: Vulkan-Headers, Vulkan-Loader
-        vulkan-use-cache: true
     - name: Configure
       shell: cmd
       env: