update ci macos version from 15 to 26

Author: HuaHuaY

.github/workflows/test.yml

@@ -58,8 +58,8 @@ jobs:
         shell: bash
         run: ci/scripts/build_example.sh $(pwd)/example
   macos:
-    name: AArch64 macOS 15
-    runs-on: macos-15
+    name: AArch64 macOS 26
+    runs-on: macos-26
     timeout-minutes: 30
     strategy:
       fail-fast: false