Bump @vercel/ncc from 0.25.1 to 0.28.3 (#2)

Author: dependabot[bot]

package-lock.json

@@ -32,7 +32,7 @@
   "devDependencies": {
     "@types/node": "^14.14.9",
     "@typescript-eslint/parser": "^4.8.1",
-    "@vercel/ncc": "^0.25.1",
+    "@vercel/ncc": "^0.28.3",
     "eslint": "^7.17.0",
     "eslint-plugin-github": "^4.1.1",
     "js-yaml": "^4.1.0",