chore: add MPL license headers to all source files (#2977)

src/app/shared/tenant-selector/tenant-selector.component.html

@@ -1,3 +1,10 @@
+<!--
+  Copyright since 2025 Mifos Initiative
+
+  This Source Code Form is subject to the terms of the Mozilla Public
+  License, v. 2.0. If a copy of the MPL was not distributed with this
+  file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-->
 <mat-form-field class="flex-fill align-center" id="tenant-selector" appearance="fill">
   <mat-label>{{ 'labels.inputs.Tenant' | translate }}</mat-label>
   <mat-select [formControl]="tenantSelector" (selectionChange)="setTenantIdentifier()" class="tenantselector">

src/app/shared/tenant-selector/tenant-selector.component.scss

@@ -1,2 +1,9 @@
+/**
+ * Copyright since 2025 Mifos Initiative
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
 // Styles are now controlled by parent component (login-form)
 // to ensure consistency with other form fields

src/app/shared/tenant-selector/tenant-selector.component.ts

@@ -1,3 +1,11 @@
+/**
+ * Copyright since 2025 Mifos Initiative
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
 import { Component, OnInit, inject } from '@angular/core';
 import { UntypedFormControl, ReactiveFormsModule } from '@angular/forms';
 import { SettingsService } from 'app/settings/settings.service';