chore(ci): add Zig 0.15.1 to workflow matrix

- update CI configuration to test against Zig 0.15.1
- ensure compatibility across multiple Zig versions

Author: jinzhongjia

.github/workflows/ci.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        version: [0.14.0, ""]
+        version: [0.14.0, 0.15.1, ""]
       fail-fast: false
     runs-on: ${{ matrix.os }}
     steps: