fix(ci(release-workflow)): use npx tsx to run release-upload.ts in the Gitea release workflow instead of installing tsx globally

.gitea/workflows/release.yml

@@ -76,12 +76,10 @@ jobs:
           echo "Created release with ID: $RELEASE_ID"
 
           # Upload assets using TypeScript (curl has 2GB multipart limit)
-          pnpm install -g tsx
-
           GITEA_TOKEN="${{ secrets.GITHUB_TOKEN }}" \
           GITEA_REPO="${{ gitea.repository }}" \
           RELEASE_ID="$RELEASE_ID" \
-          tsx .gitea/release-upload.ts
+          npx tsx .gitea/release-upload.ts
 
       - name: Cleanup old releases (keep 3 latest)
         run: |