chore(deps): update dependency enzyme-adapter-react-16 to v1.15.6

Author: renovate-bot

package.json

@@ -49,7 +49,7 @@
     "conventional-changelog-cli": "2.1.1",
     "doctoc": "1.4.0",
     "enzyme": "3.11.0",
-    "enzyme-adapter-react-16": "1.15.2",
+    "enzyme-adapter-react-16": "1.15.6",
     "eslint": "6.8.0",
     "eslint-config-algolia": "14.0.1",
     "eslint-config-prettier": "6.11.0",