Merge pull request #195 from rees46/fix/duplicate-call-of-post-request-result

add return call if backend response has a message

Author: Xyzcancer

REES46/Classes/Sdk/impl/SimplePersonalizationSDK.swift

@@ -1177,6 +1177,7 @@ class SimplePersonalizationSDK: PersonalizationSDK {
                                 if let status = jsonObject["status"] as? String, status == "error" {
                                     if let errorMessage = jsonObject["message"] as? String {
                                         completion(.failure(.custom(error: errorMessage)))
+                                        return
                                     }
                                 }
                             }