Revert appendTo="body" additions from modal components

Co-authored-by: renemadsen <76994+renemadsen@users.noreply.github.com>

Author: Copilot

eform-client/src/app/modules/advanced/modules/navigation-menu/components/menu-custom/navigation-menu-custom-dropdown/navigation-menu-custom-dropdown.component.html

@@ -4,7 +4,6 @@ <h3 mat-dialog-title>{{'New dropdown' | translate}}</h3>
     <mat-label>{{'Security groups' | translate}}</mat-label>
     <mtx-select
       dropdownPosition="bottom"
-      appendTo="body"
       [(ngModel)]="customDropdownModel.securityGroupsIds"
       [bindValue]="'id'"
       [bindLabel]="'name'"

eform-client/src/app/modules/advanced/modules/navigation-menu/components/menu-custom/navigation-menu-custom-link/navigation-menu-custom-link.component.html

@@ -5,7 +5,6 @@ <h3 mat-dialog-title>{{ 'New custom link' | translate }}</h3>
       <mat-label>{{ 'Security groups' | translate }}</mat-label>
       <mtx-select
         dropdownPosition="bottom"
-        appendTo="body"
         [(ngModel)]="customLinkModel.securityGroupsIds"
         [bindValue]="'id'"
         [bindLabel]="'name'"

eform-client/src/app/modules/advanced/modules/navigation-menu/components/menu-item/navigation-menu-item-edit/navigation-menu-item-edit.component.html

@@ -5,7 +5,6 @@ <h3 mat-dialog-title>{{'Edit menu entry' | translate}}</h3>
       <mat-label>{{'Security groups' | translate}}</mat-label>
       <mtx-select
         dropdownPosition="bottom"
-        appendTo="body"
         [(ngModel)]="item.securityGroupsIds"
         [bindValue]="'id'"
         [bindLabel]="'name'"

eform-client/src/app/modules/eforms/components/eform-create-modal/eform-create-modal.component.html

@@ -7,7 +7,6 @@ <h3 mat-dialog-title>{{ 'Create eForm' | translate }}</h3>
       <mtx-select
         class="custom"
         dropdownPosition="bottom"
-        appendTo="body"
         [(ngModel)]="eFormCreateModel.tagIds"
         [bindValue]="'id'"
         [bindLabel]="'name'"

eform-client/src/app/modules/eforms/eform-visual-editor/components/eform-visual-editor-elements/field/visual-editor-field-modal/visual-editor-field-modal.component.html

@@ -14,7 +14,6 @@ <h3 mat-dialog-title>{{ (isFieldSelected ? 'Edit field' : 'New field') | transla
             <mtx-select
               class="custom"
               dropdownPosition="bottom"
-              appendTo="body"
               [clearable]="false"
               [bindLabel]="'name'"
               [bindValue]="'id'"