translation small fix

ui-ngx/src/app/modules/home/components/widget/lib/gateway/configuration/basic/gateway-basic-configuration.component.html

@@ -725,7 +725,7 @@
               </mat-error>
               <mat-error
                 *ngIf="basicFormGroup.get('thingsboard.minPackSendDelayMS').hasError('pattern')">
-                {{ 'gateway.min-pack-send-delay-min-pattern' | translate }}
+                {{ 'gateway.min-pack-send-delay-pattern' | translate }}
               </mat-error>
               <mat-icon matIconSuffix style="cursor:pointer;"
                         matTooltip="{{ 'gateway.hints.minimal-pack-delay' | translate }}">info_outlined