feat: Add experimental debug override functionality. (#362)

feat: Add experimental debug override functionality.
Update launchdarkly-js-client-sdk.

Author: pranjal-jately-ld

package.json

@@ -86,7 +86,7 @@
   },
   "dependencies": {
     "hoist-non-react-statics": "^3.3.2",
-    "launchdarkly-js-client-sdk": "^3.8.1",
+    "launchdarkly-js-client-sdk": "^3.9.0",
     "lodash.camelcase": "^4.3.0"
   },
   "peerDependencies": {