fix(lookup) corrige descrição dos registros

Corige problema da descrição dos registros quando era filtrado a partir
de um codigo 0.

Fixes DTHFUI-1286

Author: Rogerio-Fialho

projects/ui/src/lib/components/po-field/po-lookup/po-lookup.component.spec.ts

@@ -233,6 +233,15 @@ describe('PoLookupComponent: ', () => {
       expect(component['setInputValueWipoieldFormat']).not.toHaveBeenCalled();
     });
 
+    it('setViewValue: should set nativeElement value with value if not have a formatField and valueToModel is 0', () => {
+      component.fieldFormat = undefined;
+      component['valueToModel'] = 0;
+
+      component.setViewValue('valueTeste', objectSelected);
+
+      expect(component.inputEl.nativeElement.value).toBe('valueTeste');
+    });
+
     it('setViewValue: should set nativeElement value with `` when not have a formatField and not have a valueToModel', () => {
       component.fieldFormat = undefined;
       component['valueToModel'] = undefined;

projects/ui/src/lib/components/po-field/po-lookup/po-lookup.component.ts

@@ -113,7 +113,7 @@ export class PoLookupComponent extends PoLookupBaseComponent implements OnDestro
     if (this.fieldFormat) {
       this.setInputValueWipoieldFormat(object);
     } else {
-      this.inputEl.nativeElement.value = this.valueToModel ? value : '';
+      this.inputEl.nativeElement.value = this.valueToModel || this.valueToModel === 0 ? value : '';
     }
   }