UI: Fixed license header

ui-ngx/src/app/shared/models/units/specific-heat-capacity.ts

@@ -1,3 +1,19 @@
+///
+/// Copyright © 2016-2025 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
 import { TbMeasure, TbMeasureUnits } from '@shared/models/unit.models';
 
 export type SpecificHeatCapacityUnits = 'J/(kg·K)';