Add runner architecture to the APT cache name

Author: lucydodo

.github/workflows/cppcmake-ubuntu.yml

@@ -29,6 +29,7 @@ jobs:
         uses: awalsh128/[email protected]
         with:
           packages: libfuse2 libqcustomplot-dev libqscintilla2-qt5-dev libqt5svg5 ninja-build qttools5-dev
+          version: ${{ matrix.os }}
 
       # This is required by the operating system version, not the architecture.
       # Related: https://github.com/AppImage/AppImageKit/wiki/FUSE