git: Update runners

Author: WerWolv

.github/workflows/build.yml

@@ -9,7 +9,7 @@ on:
 jobs:
   win:
     name: 🪟 Windows
-    runs-on: windows-2022
+    runs-on: windows-2025
     defaults:
       run:
         shell: msys2 {0}
@@ -65,7 +65,7 @@ jobs:
 
   macos:
     name: 🍎 macOS
-    runs-on: macos-13
+    runs-on: macos-15-intel
     permissions:
       actions: read
       contents: read