Bump lint-staged from 8.1.5 to 8.1.6 (#5559)

Bumps [lint-staged](https://github.com/okonet/lint-staged) from 8.1.5 to 8.1.6.
- [Release notes](https://github.com/okonet/lint-staged/releases)
- [Commits](https://github.com/okonet/lint-staged/compare/v8.1.5...v8.1.6)

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

package.json

@@ -64,7 +64,7 @@
     "jasmine-spec-reporter": "4.2.1",
     "jsdoc": "3.5.5",
     "jsdoc-babel": "0.5.0",
-    "lint-staged": "8.1.5",
+    "lint-staged": "8.1.6",
     "mongodb-runner": "4.3.2",
     "nyc": "14.1.0",
     "prettier": "1.17.0",