chore(deps): update dependency chai to v4.3.8

Author: renovate[bot]

package.json

@@ -31,7 +31,7 @@
   },
   "devDependencies": {
     "babel-eslint": "10.1.0",
-    "chai": "4.3.4",
+    "chai": "4.3.8",
     "chai-enzyme": "1.0.0-beta.1",
     "condition-circle": "2.0.2",
     "dont-crack": "1.2.1",