Update e2e workflow to macOS 15 and 26; drop deprecated runners

.github/workflows/e2e.yml

@@ -7,56 +7,39 @@ on:
   schedule:
     - cron: 0 0 * * *
 
-jobs:
-  versions-macOS-12:
-    name: macOS 12
-    runs-on: macos-12
-    strategy:
-      matrix:
-        xcode-version: ['13.2.1', '13.4', '14.0.1', '14', '14.2', latest, latest-stable]
-      fail-fast: false
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v4
+permissions:
+  contents: read
 
-    - uses: ./
-      name: Setup Xcode
-      id: setup-xcode
-      with:
-        xcode-version: ${{ matrix.xcode-version }}
-    - name: Print output variables
-      run: |
-        echo "Version: ${{ steps.setup-xcode.outputs.version }}"
-        echo "Path: ${{ steps.setup-xcode.outputs.path }}"
-
-  versions-macOS-13:
-    name: macOS 13
-    runs-on: macos-13
+jobs:
+  versions-macOS-15:
+    name: macOS 15
+    runs-on: macos-15
     strategy:
       matrix:
-        xcode-version: ['14', '14.2', '14.3.1', latest, latest-stable]
+        # https://github.com/actions/runner-images/blob/main/images/macos/macos-15-Readme.md#xcode
+        xcode-version: ['16.2', '16.4', latest, latest-stable]
       fail-fast: false
     steps:
-    - name: Checkout
-      uses: actions/checkout@v4
+      - name: Checkout
+        uses: actions/checkout@v4
 
-    - uses: ./
-      name: Setup Xcode
-      id: setup-xcode
-      with:
-        xcode-version: ${{ matrix.xcode-version }}
-    - name: Print output variables
-      run: |
-        echo "Version: ${{ steps.setup-xcode.outputs.version }}"
-        echo "Path: ${{ steps.setup-xcode.outputs.path }}"
+      - uses: ./
+        name: Setup Xcode
+        id: setup-xcode
+        with:
+          xcode-version: ${{ matrix.xcode-version }}
+      - name: Print output variables
+        run: |
+          echo "Version: ${{ steps.setup-xcode.outputs.version }}"
+          echo "Path: ${{ steps.setup-xcode.outputs.path }}"
 
-  versions-macOS-14:
-    name: macOS 14
-    runs-on: macos-14
+  versions-macOS-26:
+    name: macOS 26
+    runs-on: macos-26
     strategy:
       matrix:
-        # https://github.com/actions/runner-images/blob/main/images/macos/macos-14-Readme.md#xcode
-        xcode-version: ['14.3.1', '15.2', '15.3', latest, latest-stable]
+        # https://github.com/actions/runner-images/blob/main/images/macos/macos-26-Readme.md#xcode
+        xcode-version: ['26.2', '26.3', latest, latest-stable]
       fail-fast: false
     steps:
       - name: Checkout