chore: bump setup-swift to v3

Signed-off-by: Peefy <xpf6677@163.com>

Author: Peefy

.github/workflows/swift-test.yaml

@@ -47,8 +47,6 @@ jobs:
         override: true
         components: clippy, rustfmt
     - name: Setup Swift toolchain
-      uses: swift-actions/setup-swift@v2
-      with:
-        swift-version: 6
+      uses: swift-actions/setup-swift@v3
     - name: Build and run tests
       run: make test