chore(deps-dev): bump rollup from 1.27.11 to 1.27.12 (#487)

Author: dependabot-preview[bot]

package.json

@@ -91,7 +91,7 @@
     "markdownlint-cli": "0.19.0",
     "npm-run-all": "4.1.5",
     "prettier": "1.19.1",
-    "rollup": "1.27.11",
+    "rollup": "1.27.12",
     "rollup-plugin-commonjs": "10.1.0",
     "sort-package-json": "1.31.0"
   },