Update CI workflow to include new OS versions

Author: nyurik

.github/workflows/ci.yml

@@ -22,15 +22,26 @@ jobs:
       fail-fast: false
       matrix:
         os:
+          # Linux
           - ubuntu-latest
           - ubuntu-24.04
           - ubuntu-22.04
-          - ubuntu-20.04
-          - macos-latest
+          # Linux - ARM
+          - ubuntu-24.04-arm
+          - ubuntu-22.04-arm
+          # Legacy
           - macos-13
-          - macos-14  # M1 CPU
+          # M1 CPU
+          - macos-latest
+          - macos-14
+          - macos-15
+          - macos-26
+          # Windows
           - windows-latest
+          - windows-2025
           - windows-2022
+          # Windows ARM
+          - windows-11-arm
     steps:
       - uses: actions/checkout@v4