chore: self-closing tags migration

Author: hakimio

libs/cdk/tests/virtual-table/helpers/mocks/simple-mock.component.ts

@@ -7,7 +7,7 @@ import {VirtualTable} from '@angular-ru/cdk/virtual-table';
     selector: 'app',
     imports: [VirtualTable],
     template: `
-        <ngx-table-builder [source]="data"></ngx-table-builder>
+        <ngx-table-builder [source]="data" />
     `,
     changeDetection: ChangeDetectionStrategy.OnPush,
 })

libs/cdk/virtual-table/components/ngx-empty/ngx-empty.component.ts

@@ -2,7 +2,7 @@ import {ChangeDetectionStrategy, Component, ViewEncapsulation} from '@angular/co
 
 @Component({
     selector: 'ngx-empty',
-    template: '<ng-content></ng-content>',
+    template: '<ng-content />',
     encapsulation: ViewEncapsulation.None,
     changeDetection: ChangeDetectionStrategy.OnPush,
 })

libs/cdk/virtual-table/components/ngx-source-null/ngx-source-null.component.ts

@@ -2,7 +2,7 @@ import {ChangeDetectionStrategy, Component, ViewEncapsulation} from '@angular/co
 
 @Component({
     selector: 'ngx-source-null',
-    template: '<ng-content></ng-content>',
+    template: '<ng-content />',
     encapsulation: ViewEncapsulation.None,
     changeDetection: ChangeDetectionStrategy.OnPush,
 })