Update macos worker matrix.

Author: cen1

.github/workflows/ci.yml

@@ -64,12 +64,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os_version: [14, 13]
-        qt_version: [5.15.2, 6.8.2]
+        os_version: [15, 14, 15-intel]
+        qt_version: [6.8.2, 5.15.2]
         shared: [ON, OFF]
         exclude:
           - os_version: 14
-            qt_version: 5.15.2 #Not available on macos-14 due to ARM arch
+            qt_version: 5.15.2 #Not available due to ARM arch
+          - os_version: 15
+            qt_version: 5.15.2 #Not available due to ARM arch
     uses: ./.github/workflows/reusable.yml
     with:
       runs_on: macos-${{ matrix.os_version }}
@@ -170,7 +172,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os_version: [ 14 ]
+        os_version: [ 15 ]
         qt_version: [ 6.8.2 ]
         shared: [ ON ]
     uses: ./.github/workflows/reusable.yml