Merge pull request #331 from swiftwasm/katei/check-6.1

Add CI matrix for Swift 6.1

Author: kateinoigakukun

.github/workflows/test.yml

@@ -14,6 +14,11 @@ jobs:
               download-url: https://download.swift.org/swift-6.0.2-release/ubuntu2204/swift-6.0.2-RELEASE/swift-6.0.2-RELEASE-ubuntu22.04.tar.gz
             wasi-backend: Node
             target: "wasm32-unknown-wasi"
+          - os: ubuntu-22.04
+            toolchain:
+              download-url: https://download.swift.org/swift-6.1-release/ubuntu2204/swift-6.1-RELEASE/swift-6.1-RELEASE-ubuntu22.04.tar.gz
+            wasi-backend: Node
+            target: "wasm32-unknown-wasi"
           - os: ubuntu-22.04
             toolchain:
               download-url: https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT-SNAPSHOT-2025-02-26-a/swift-DEVELOPMENT-SNAPSHOT-2025-02-26-a-ubuntu22.04.tar.gz