Bump github ci to ubuntu 2404/2204

Author: jiegec

.github/workflows/build.yml

@@ -9,7 +9,7 @@ jobs:
   build:
     strategy:
       matrix:
-        os: [ubuntu-22.04, ubuntu-20.04]
+        os: [ubuntu-24.04, ubuntu-22.04]
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v3