resolved a TODO: map_err to inspect error (#4271)

Co-authored-by: Tobie Morgan Hitchcock <tobie@surrealdb.com>

core/src/dbs/executor.rs

@@ -426,11 +426,9 @@ impl<'a> Executor<'a> {
 			let res = Response {
 				// Get the statement end time
 				time: now.elapsed(),
-				// TODO: Replace with `inspect_err` once stable.
-				result: res.map_err(|e| {
+				result: res.inspect_err(|_| {
 					// Mark the error.
 					self.err = true;
-					e
 				}),
 				query_type: match (is_stm_live, is_stm_kill) {
 					(true, _) => QueryType::Live,