Bump sirv-cli from 2.0.2 to 3.0.0 in /templates/svelte-basic

Bumps [sirv-cli](https://github.com/lukeed/sirv) from 2.0.2 to 3.0.0.
- [Release notes](https://github.com/lukeed/sirv/releases)
- [Commits](lukeed/sirv@v2.0.2...v3.0.0)

---
updated-dependencies:
- dependency-name: sirv-cli
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

templates/svelte-basic/package.json

@@ -17,6 +17,6 @@
     "rollup-plugin-livereload": "^2.0.0",
     "rollup-plugin-svelte": "^7.2.0",
     "svelte": "^4.0.0",
-    "sirv-cli": "^2.0.0"
+    "sirv-cli": "^3.0.0"
   }
 }