chore(deps): update dependency rollup to v4.4.0

Author: renovate[bot]

package-lock.json

@@ -45,7 +45,7 @@
     "eslint-plugin-standard": "4.1.0",
     "eslint-plugin-svelte3": "4.0.0",
     "npm-run-all": "4.1.5",
-    "rollup": "4.3.0",
+    "rollup": "4.4.0",
     "rollup-plugin-svelte": "6.1.1",
     "rollup-plugin-terser": "7.0.2",
     "sapper": "0.29.3",