Create step to pull submodules

Author: MuAlphaOmegaEpsilon

.github/workflows/main.yml

@@ -6,11 +6,12 @@ jobs:
     name: GCC - Linux
     runs-on: ubuntu-latest
     steps:
-    - name: Step one
+    - name: Pull submodules
+      run: git submodule update --init --depth 1 libs/Vulkan-Headers libs/Vulkan-Loader
       # env:
         # CMAKE_ARGS: -DBUILD_WSI_XCB_SUPPORT=OFF -DBUILD_WSI_XLIB_SUPPORT=OFF -DBUILD_WSI_WAYLAND_SUPPORT=OFF
         # CMAKE_BUILD_WRAPPER: build-wrapper-linux-x86-64 --out-dir .  
-      run: echo Hello world
+      # run: echo Hello world
         # mkdir -p tests/build && cd tests/build |
         # cmake .. ${CMAKE_ARGS} |
         # cmake --build . ${CMAKE_BUILD_ARGS} |