[3.11] gh-145098: Run Apple Silicon macOS CI on macos-26 (Tahoe) (GH-145099) (GH-146412) (GH-146414) (GH-146635) (#146638)

Co-authored-by: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>
Co-authored-by: clintonsteiner <47841949+clintonsteiner@users.noreply.github.com>

Author: 3 people

.github/workflows/reusable-macos.yml

@@ -23,8 +23,8 @@ jobs:
       fail-fast: false
       matrix:
         os: [
-          "macos-14",  # M1
-          "macos-15-intel",  # Intel
+          "macos-26",  # Apple Silicon
+          "macos-26-intel",  # Intel
         ]
     runs-on: ${{ matrix.os }}
     steps: