ci: Update wasm build sdk URL.

Author: scottmarchant

.github/workflows/pull_request.yml

@@ -38,7 +38,11 @@ jobs:
 
   wasm-sdk:
     name: WebAssembly Swift SDK
-    uses: apple/swift-nio/.github/workflows/wasm_sdk.yml@main
+    uses: swiftlang/github-workflows/.github/workflows/swift_package_test.yml@main
+    with:
+      enable_wasm_sdk_build: true
+      enable_linux_checks: false
+      enable_windows_checks: false
 
   benchmarks:
     name: Benchmarks