Update apt before installing package

Author: flagrama

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install armips dependencies
-        run: sudo apt-get install -y cmake
+        run: sudo apt-get update && sudo apt-get install -y cmake
       - name: Checkout armips
         uses: actions/checkout@v4
         with:
@@ -72,7 +72,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install armips dependencies
-        run: sudo apt-get install -y cmake
+        run: sudo apt-get update && sudo apt-get install -y cmake
       - name: Checkout armips
         uses: actions/checkout@v4
         with: