Merge pull request #5 from FreeRTOS/UpdateCISubmoduling

Update ci.yml

Author: AniruddhaKanhere

.github/workflows/ci.yml

@@ -17,6 +17,10 @@ jobs:
           submodules: recursive
       - name: Build
         run: |
+          git submodule update --checkout
+          cd tools/CMock
+          git submodule update --init vendor/unity
+          cd ../..
           sudo apt-get install -y lcov
           cmake -S test/unit-test -B test/unit-test/build/ \
           -G "Unix Makefiles" \