ci: Add swift wasm builds to CI to prevent future breakages to wasm builds (#175)

# Change summary

Added swift wasm as a CI target, to help prevent future breakages to
swift wasm builds in DataLoader

# Details

- Adds wasm build to `pull_request` and `main`, by adding references to
new wasm build workflow from swiftlang.

# Notes

- This PR is [part of a larger
effort](PassiveLogic/swift-web-examples#1) by
PassiveLogic to add wasm support to many popular repositories.

# PR Dependencies

The following PR's must be merged before this PR can be merged:

- #174

# Testing done

Verified in separate fork that new workflow functions correctly:

https://github.com/PassiveLogic/swift-distributed-tracing/actions/runs/18858201101/job/53810934909?pr=2

Author: scottmarchant

.github/workflows/main.yml

@@ -43,6 +43,10 @@ jobs:
     with:
       build_scheme: swift-distributed-tracing-Package
 
+  wasm-sdk:
+    name: WebAssembly Swift SDK
+    uses: apple/swift-nio/.github/workflows/wasm_swift_sdk.yml@main
+
   release-builds:
     name: Release builds
     uses: apple/swift-nio/.github/workflows/release_builds.yml@main

.github/workflows/pull_request.yml

@@ -36,6 +36,10 @@ jobs:
       windows_nightly_next_arguments_override: "--explicit-target-dependency-import-check error -Xswiftc -require-explicit-sendable"
       windows_nightly_main_arguments_override: "--explicit-target-dependency-import-check error -Xswiftc -require-explicit-sendable"
 
+  wasm-sdk:
+    name: WebAssembly Swift SDK
+    uses: apple/swift-nio/.github/workflows/wasm_swift_sdk.yml@main
+
   benchmarks:
     name: Benchmarks
     uses: apple/swift-nio/.github/workflows/benchmarks.yml@main