refactor(module:divider): refactor control flow component (#8325)

Author: Nicoss54

components/divider/divider.component.ts

@@ -3,7 +3,6 @@
  * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
  */
 
-import { NgIf } from '@angular/common';
 import { ChangeDetectionStrategy, Component, Input, TemplateRef, ViewEncapsulation } from '@angular/core';
 
 import { NzOutletModule } from 'ng-zorro-antd/core/outlet';
@@ -17,9 +16,11 @@ import { InputBoolean } from 'ng-zorro-antd/core/util';
   encapsulation: ViewEncapsulation.None,
   changeDetection: ChangeDetectionStrategy.OnPush,
   template: `
-    <span *ngIf="nzText" class="ant-divider-inner-text">
-      <ng-container *nzStringTemplateOutlet="nzText">{{ nzText }}</ng-container>
-    </span>
+    @if (nzText) {
+      <span class="ant-divider-inner-text">
+        <ng-container *nzStringTemplateOutlet="nzText">{{ nzText }}</ng-container>
+      </span>
+    }
   `,
   host: {
     class: 'ant-divider',
@@ -32,7 +33,7 @@ import { InputBoolean } from 'ng-zorro-antd/core/util';
     '[class.ant-divider-with-text-center]': `nzText && nzOrientation === 'center'`,
     '[class.ant-divider-dashed]': `nzDashed`
   },
-  imports: [NgIf, NzOutletModule],
+  imports: [NzOutletModule],
   standalone: true
 })
 export class NzDividerComponent {