Fixed dropdown readonly not working as expected (#284)

* Fixed dropdown readonly not working as expected

* Updated to make use of the existing instance variable

---------

Co-authored-by: Sharma <[email protected]>

Author: vishalshrm539

packages/angular-sdk-components/src/lib/_components/field/dropdown/dropdown.component.ts

@@ -239,6 +239,9 @@ export class DropdownComponent implements OnInit, OnDestroy {
       this.localePath,
       this.pConn$.getLocaleRuleNameFromKeys(this.localeClass, this.localeContext, this.localeName)
     );
+
+    this.localizedValue = this.options$?.find(opt => opt.key === this.value$)?.value || this.localizedValue;
+
     // trigger display of error message with field control
     if (this.angularPConnectData.validateMessage != null && this.angularPConnectData.validateMessage != '') {
       const timer = interval(100).subscribe(() => {