Bump sinon from 7.2.2 to 9.0.1

Bumps [sinon](https://github.com/sinonjs/sinon) from 7.2.2 to 9.0.1.
- [Release notes](https://github.com/sinonjs/sinon/releases)
- [Changelog](https://github.com/sinonjs/sinon/blob/master/CHANGELOG.md)
- [Commits](sinonjs/sinon@v7.2.2...v9.0.1)

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

package.json

@@ -63,7 +63,7 @@
         "rollup-plugin-commonjs": "^9.2.0",
         "rollup-plugin-node-resolve": "^4.0.0",
         "rollup-plugin-typescript2": "^0.18.1",
-        "sinon": "^7.2.2",
+        "sinon": "^9.0.1",
         "tslint": "^5.12.0",
         "tslint-config-prettier": "^1.15.0",
         "typescript": "^3.2.2",