fix check for successful gift submission

src/views/GiftedDetailsView.vue

@@ -825,10 +825,7 @@ export default class GiftedDetails extends Vue {
         );
       }
 
-      if (
-        result.type === "error" ||
-        this.isGiveCreationError(result.response)
-      ) {
+      if (!result.success) {
         const errorMessage = this.getGiveCreationErrorMessage(result);
         logger.error("Error with give creation result:", result);
         this.$notify(
@@ -902,15 +899,6 @@ export default class GiftedDetails extends Vue {
 
   // Helper functions for readability
 
-  /**
-   * @param result response "data" from the server
-   * @returns true if the result indicates an error
-   */
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  isGiveCreationError(result: any) {
-    return result.status !== 201 || result.data?.error;
-  }
-
   /**
    * @param result direct response eg. ErrorResult or SuccessResult (potentially with embedded "data")
    * @returns best guess at an error message