UI: Add descriptive default option to Disable on property select

ui-ngx/src/app/modules/home/components/widget/lib/settings/common/dynamic-form/dynamic-form-property-panel.component.html

@@ -116,7 +116,7 @@
             <div class="fixed-title-width" translate>dynamic-form.property.disable-on-property</div>
             <mat-form-field  class="flex" appearance="outline" subscriptSizing="dynamic">
               <mat-select formControlName="disableOnProperty" placeholder="{{ 'widget-config.set' | translate }}">
-                <mat-option [value]="null"></mat-option>
+                <mat-option [value]="null">{{ 'dynamic-form.property.disable-on-property-none' | translate }}</mat-option>
                 <mat-option *ngFor="let prop of booleanPropertyIds" [value]="prop">
                   {{ prop }}
                 </mat-option>

ui-ngx/src/assets/locale/locale.constant-en_US.json

@@ -1848,6 +1848,7 @@
             "selected-options-limit": "Selected options limit",
             "advanced-ui-settings": "Advanced UI settings",
             "disable-on-property": "Disable on property",
+            "disable-on-property-none": "None (field always enabled)",
             "display-condition-function": "Display condition function",
             "sub-label": "Sub label",
             "vertical-divider-after": "Vertical divider after",