fix(sqllab): preserve saved query description when editing (#41685)

(cherry picked from commit de5a233ccf)

superset-frontend/src/SqlLab/actions/sqlLab.js

@@ -1245,6 +1245,7 @@ export function popSavedQuery(saveQueryId) {
         };
         const tmpAdaptedProps = {
           name: queryEditorProps.name,
+          description: queryEditorProps.description,
           dbId: queryEditorProps.database.id,
           catalog: queryEditorProps.catalog,
           schema: queryEditorProps.schema,