[DOCS] Correct `ignore_unmapped` parm typo for nested query
@@ -109,7 +109,7 @@ Add together the relevance scores of all matching child objects.
(boolean) Indicates whether to ignore an unmapped `path` and not return any
documents instead of an error. Defaults to `false`.
-If `true`, {es} returns an error if the `path` is not a mapped field.
+If `false`, {es} returns an error if the `path` is an unmapped field.
You can use this parameter to query multiple indices that may not contain the
field `path`.
