build(deps): Update js-client-sdk to 3.1.3. (#100)

Author: kinyoklion

package.json

@@ -65,7 +65,7 @@
   },
   "dependencies": {
     "hoist-non-react-statics": "^3.3.2",
-    "launchdarkly-js-client-sdk": "^3.1.2",
+    "launchdarkly-js-client-sdk": "^3.1.3",
     "lodash.camelcase": "^4.3.0"
   },
   "peerDependencies": {