Simplify CMake setup in GitHub Actions workflow

Remove explicit CMake version setup and install CMake via apt-get instead

.github/workflows/build.yml

@@ -16,15 +16,10 @@ jobs:
         with:
           submodules: recursive
 
-      - name: Set up CMake
-        uses: jwlawson/actions-setup-cmake@v2
-        with:
-          cmake-version: '3.16.x'
-
       - name: Install Dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y build-essential
+          sudo apt-get install -y build-essential cmake
 
       - name: Create build directory
         run: mkdir build