Adjust Dropdown CSS to Match Design

src/app/components/dropdown/dropdown.ts

@@ -1,4 +1,5 @@
-import { Component, input, model, output, signal, HostListener, ElementRef } from '@angular/core'
+import { Component, input, model, output, signal, HostListener, ElementRef
+} from '@angular/core'
 import { CommonModule } from '@angular/common'
 
 export interface DropdownOption {
@@ -29,6 +30,7 @@ export interface DropdownOption {
 export class Dropdown {
   options = input<DropdownOption[]>([]);
   placeholder = input<string>('Select an option');
+  icon = input<string>();
   selectedValue = model<any>(null);
   change = output<any>();