[refactor] cleanup dead code

frontend/src/app/lightning/node/node.component.html

@@ -5,7 +5,6 @@
     <div class="title-container mb-2">
       <div class="d-flex justify-content-between align-items-center">
         <h1 class="mb-0 text-truncate">{{ node.alias }}</h1>
-        <!-- <app-node-owner [nodeOwner$]="nodeOwner$" [publicKey]="node.public_key" [alias]="node.alias" class="claim-btn"></app-node-owner> -->
       </div>
       <span class="tx-link justify-content-between align-items-center">
         <span class="node-id">
@@ -13,7 +12,6 @@
             <app-clipboard [text]="node.public_key"></app-clipboard>
           </app-truncate>
         </span>
-        <!-- <app-node-owner [nodeOwner$]="nodeOwner$" [publicKey]="node.public_key" [alias]="node.alias" class="claim-btn-mobile"></app-node-owner> -->
       </span>
     </div>
   </ng-container>

frontend/src/app/lightning/node/node.component.ts

@@ -39,7 +39,6 @@ export class NodeComponent implements OnInit {
   tlvRecords: CustomRecord[];
   avgChannelDistance$: Observable<number | null>;
   showFeatures = false;
-  nodeOwner$: Observable<any>;
   kmToMiles = kmToMiles;
 
   constructor(
@@ -153,24 +152,6 @@ export class NodeComponent implements OnInit {
         return null;
       })
     ) as Observable<number | null>;
-
-    this.nodeOwner$ = this.activatedRoute.paramMap
-      .pipe(
-        switchMap((params: ParamMap) => {
-          return this.servicesApiService.getNodeOwner$(params.get('public_key')).pipe(
-            switchMap((response) =>  {
-              if (response.status === 204) {
-                return of(false);
-              }
-              return of(response.body);
-            }),
-            catchError(() => {
-              return of(false);
-            })
-          )
-        }),
-        share(),
-      );
   }
 
   toggleShowDetails(): void {