Fix GitHub actions platforms

Author: cknitt

.github/workflows/ci.yml

@@ -55,11 +55,11 @@ jobs:
       fail-fast: false
       matrix:
         os: [
-            macos-13, # x64
-            macos-14, # ARM
+            macos-15, # x64
+            macos-15-intel, # ARM
             ubuntu-24.04, # x64
             ubuntu-24.04-arm, # ARM
-            windows-latest,
+            windows-2025,
           ]
 
     runs-on: ${{matrix.os}}