Update c-cpp.yml

.github/workflows/c-cpp.yml

@@ -13,6 +13,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
+    - name: install dependencies
+      run: sudo apt update && sudo apt install -y g++ catch2 libmd4c-dev libtomlplusplus-dev   
     - name: make
       run: make -C src
     - name: make check