Bump rollup-plugin-typescript2 from 0.26.0 to 0.27.0

Bumps [rollup-plugin-typescript2](https://github.com/ezolenko/rollup-plugin-typescript2) from 0.26.0 to 0.27.0.
- [Release notes](https://github.com/ezolenko/rollup-plugin-typescript2/releases)
- [Commits](ezolenko/rollup-plugin-typescript2@0.26.0...0.27.0)

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

package.json

@@ -22,7 +22,7 @@
     "mocha": "^7.0.1",
     "nyc": "^15.0.0",
     "rollup": "^2.0.0",
-    "rollup-plugin-typescript2": "^0.26.0",
+    "rollup-plugin-typescript2": "^0.27.0",
     "typescript": "^3.7.5"
   }
 }