chore(deps): update dependency enzyme-adapter-react-16 to v1.15.7

Author: renovate[bot]

package.json

@@ -40,7 +40,7 @@
     "babel-register": "6.26.0",
     "chai": "4.2.0",
     "enzyme": "3.11.0",
-    "enzyme-adapter-react-16": "1.15.2",
+    "enzyme-adapter-react-16": "1.15.7",
     "eslint": "7.3.1",
     "eslint-plugin-flowtype": "4.7.0",
     "eslint-plugin-react": "7.20.0",