refactor: address frontend review feedback

src/pages/card/ui/OperationForm/OperationForm.vm.ts

@@ -165,13 +165,13 @@ const useOperationFormVm = (props: OperationFormProps) => {
 	return {
 		categoriesError: categories.isError
 			? categories.error
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		categoriesOpen,
 		closeCategories: () => setCategoriesOpen(false),
 		error,
 		expensesError: expenses.isError
 			? expenses.error
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		methods,
 		onCategoryCreated: (id: string) => {
 			methods.setValue("categoryId", id);
@@ -182,7 +182,7 @@ const useOperationFormVm = (props: OperationFormProps) => {
 		retrySource: () => void sourceQuery.refetch(),
 		sourceError: sourceQuery.isError
 			? sourceQuery.error
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		view: {
 			categoriesOpen,
 			editing: Boolean(props.operation),