fix typo

Author: ZamoraEmmanuel

README.md

@@ -60,6 +60,7 @@ const context: EvaluationContext = {
   targetingKey: 'TARGETING_KEY',
 };
 OpenFeatureAPI.getInstance().setCtx(context)
+```
 If the context was set at the client or api level, it is not required to provide it during flag evaluation.
 
 ## Evaluate with details