Add GitHub CI OSs: ubuntu-24.04, macos-13, macos-15

Author: rdavid

.github/workflows/test.yml

@@ -8,7 +8,7 @@ jobs:
   test-linux:
     strategy:
       matrix:
-        os: [ubuntu-20.04, ubuntu-22.04]
+        os: [ubuntu-20.04, ubuntu-22.04, ubuntu-24.04]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
@@ -33,7 +33,7 @@ jobs:
   test-macos:
     strategy:
       matrix:
-        os: [macos-12, macos-14]
+        os: [macos-12, macos-13, macos-14, macos-15]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4