refactored code

src/main/java/net/gepafin/tendermanagement/service/FormFieldService.java

@@ -17,7 +17,7 @@ public interface FormFieldService {
 
     public void deleteFormField(HttpServletRequest request, Long formFieldId);
 
-    public FormFieldEntity getFormFieldEntityById(Long id);
+    public FormFieldEntity validateFormField(Long id);
 
     public List<FormFieldResponseBean> getAllFormField(HttpServletRequest request);