message: fix: remove initial dropdown append logic from updateDropdownPosition
diff: @@ -118,6 +118,10 @@ export class NgDropdownPanelComponent implements OnInit, OnChanges, OnDestroy, A
  ngAfterContentInit() {
  this._whenContentReady().then(() => {
  + if (this.appendTo) {
  + this._appendDropdown();
  + this._handleDocumentResize();
  + }
  this.updateDropdownPosition();
  });
  }
  @@ -160,11 +164,6 @@ export class NgDropdownPanelComponent implements OnInit, OnChanges, OnDestroy, A
  }
  updateDropdownPosition() {
  - if (this.appendTo) {
  - this._appendDropdown();
  - this._handleDocumentResize();
  - }
  -
  const dropdownEl: HTMLElement = this._elementRef.nativeElement;
  this._currentPosition = this._calculateCurrentPosition(dropdownEl);
  const selectEl: HTMLElement = this._selectElement;
  