Fix docs reference

Author: romulets

docs/reference/query-languages/esql/_snippets/lists/date-time-functions.md

@@ -4,5 +4,5 @@
 * [`DATE_PARSE`](../../functions-operators/date-time-functions.md#esql-date_parse)
 * [`DATE_TRUNC`](../../functions-operators/date-time-functions.md#esql-date_trunc)
 * [`DAY_NAME`](../../functions-operators/date-time-functions.md#esql-day_name)
-* [`MONTH_NAME`](../../functions-operators/date-time-functions.md#esql-month-name)
+* [`MONTH_NAME`](../../functions-operators/date-time-functions.md#esql-month_name)
 * [`NOW`](../../functions-operators/date-time-functions.md#esql-now)