Update span-multi-term-query.asciidoc
"term" is not actually a multi-term query (perhaps confusion with "term range")
=== Span Multi Term Query
The `span_multi` query allows you to wrap a `multi term query` (one of wildcard,
-fuzzy, prefix, term, range or regexp query) as a `span query`, so
+fuzzy, prefix, range or regexp query) as a `span query`, so
it can be nested. Example:
[source,js]
