fix: npm smoke test and iOS commit step in CI

- npm: stop skipping dotnet.native.js.symbols (WASM runtime requires it)
- iOS: fetch and checkout master branch explicitly (Actions uses detached HEAD)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: dannyhaak

.github/workflows/release-ios.yml

@@ -51,7 +51,8 @@ jobs:
         run: |
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
-          git checkout master
+          git fetch origin master
+          git checkout -B master origin/master
           git add sdk/swift/Package.swift
           git commit -m "chore: update Package.swift checksum for v${{ steps.version.outputs.version }}"
           git push origin master

npm/scripts/build.js

@@ -32,8 +32,8 @@ if (fs.existsSync(DIST_WASM)) {
 }
 fs.mkdirSync(DIST_WASM, { recursive: true });
 
-// copy framework files, skip debug symbols and source maps
-const skipPatterns = [".symbols", ".js.map"];
+// copy framework files, skip source maps
+const skipPatterns = [".js.map"];
 for (const file of fs.readdirSync(publishDir)) {
   if (skipPatterns.some((p) => file.endsWith(p))) continue;
   fs.copyFileSync(path.join(publishDir, file), path.join(DIST_WASM, file));