chore: bump rollup from 2.18.0 to 2.19.0

Bumps [rollup](https://github.com/rollup/rollup) from 2.18.0 to 2.19.0.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v2.18.0...v2.19.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -102,7 +102,7 @@
     "prettier": "^2.0.5",
     "pretty-quick": "^2.0.1",
     "rimraf": "^3.0.2",
-    "rollup": "^2.18.0",
+    "rollup": "^2.19.0",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-sourcemaps": "^0.6.2",
     "rollup-plugin-typescript2": "^0.27.1",