Bump CI

Author: stephencelis

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
           - debug
           - release
         xcode:
-          - '16.2'
+          - '16.4'
     name: macOS 15
     runs-on: macos-15
     steps:
@@ -31,31 +31,13 @@ jobs:
     - name: Run tests
       run: make test-${{ matrix.config }}
 
-  macos-14:
-    strategy:
-      matrix:
-        config:
-          - debug
-          - release
-        xcode:
-          - 15.2
-          - 15.4
-    name: macOS 14
-    runs-on: macos-14
-    steps:
-    - uses: actions/checkout@v4
-    - name: Select Xcode
-      run: sudo xcode-select -s /Applications/Xcode_${{ matrix.xcode }}.app
-    - name: Run tests
-      run: make test-${{ matrix.config }}
-
   library-evolution:
     name: Library evolution
     runs-on: macos-15
     steps:
     - uses: actions/checkout@v4
     - name: Select Xcode
-      run: sudo xcode-select -s /Applications/Xcode_16.2.app
+      run: sudo xcode-select -s /Applications/Xcode_16.4.app
     - name: Run tests
       run: make build-for-library-evolution
 
@@ -66,7 +48,7 @@ jobs:
           - Debug
           - Release
         xcode:
-          - '16.2'
+          - '16.4'
     name: Examples
     runs-on: macos-15
     steps: