Bump rollup from 2.16.1 to 2.18.0

Bumps [rollup](https://github.com/rollup/rollup) from 2.16.1 to 2.18.0.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.16.1...v2.18.0)

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

package-lock.json

@@ -11479,9 +11479,9 @@
       }
     },
     "rollup": {
-      "version": "2.16.1",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.16.1.tgz",
-      "integrity": "sha512-UYupMcbFtoWLB6ZtL4hPZNUTlkXjJfGT33Mmhz3hYLNmRj/cOvX2B26ZxDQuEpwtLdcyyyraBGQ7EfzmMJnXXg==",
+      "version": "2.18.0",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.18.0.tgz",
+      "integrity": "sha512-LhuQQp3WpnHo3HlKCRrdMXpB6jdLsGOoXXSfMjbv74s5VdV3WZhkYJT0Z6w/EH3UgPH+g/S9T4GJrKW/5iD8TA==",
       "dev": true,
       "requires": {
         "fsevents": "~2.1.2"