Fix Vulkan SDK version in CI

Author: shg8

.github/workflows/cmake-multi-platform.yml

@@ -84,7 +84,7 @@ jobs:
     - name: Install Vulkan SDK
       uses: humbletim/install-vulkan-sdk@v1.1.1
       with:
-        version: latest
+        version: 1.3.280.1
         cache: true
 
     - name: Configure CMake