UI: Fixed powered by typo on the dashboard footer

ui-ngx/src/app/modules/home/components/dashboard-page/dashboard-page.component.html

@@ -365,7 +365,7 @@
             <mat-icon>close</mat-icon></button>
         </section>
         <section *ngIf="!embedded" data-html2canvas-ignore class="tb-powered-by-footer" [style.color]="dashboard.configuration.settings.titleColor">
-          <span>Powered by <a href="https://thingsboard.io" target="_blank">Thingsboard v.{{ thingsboardVersion }}</a></span>
+          <span>Powered by <a href="https://thingsboard.io" target="_blank">ThingsBoard v.{{ thingsboardVersion }}</a></span>
         </section>
       </mat-drawer-content>
       <mat-drawer class="tb-details-drawer"