Fixed bug with our swarm nodes being removed from memory after a successful request because of returning a reference

js/modules/loki_message_api.js

@@ -282,7 +282,7 @@ class LokiMessageAPI {
       await Promise.all(
         Object.entries(ourSwarmNodes)
           .splice(0, remainingRequests)
-          .map(([nodeUrl, lastHash]) => doRequest(nodeUrl, lastHash))
+          .map(([nodeUrl, nodeData]) => doRequest(nodeUrl, nodeData))
       );
     }
   }

js/modules/loki_snode_api.js

@@ -103,7 +103,7 @@ class LokiSnodeAPI {
         };
       });
     }
-    return this.ourSwarmNodes;
+    return {...this.ourSwarmNodes};
   }
 
   async refreshSwarmNodesForPubKey(pubKey) {