add funding

Author: ota-meshi

package.json

@@ -34,6 +34,7 @@
         "parser"
     ],
     "author": "Yosuke Ota",
+    "funding": "https://github.com/sponsors/ota-meshi",
     "license": "MIT",
     "bugs": {
         "url": "https://github.com/ota-meshi/svelte-eslint-parser/issues"