FIx match_phrase docs for zero_terms_query

Author: ioanatia

docs/reference/query-languages/query-dsl/query-dsl-match-query-phrase.md

@@ -35,11 +35,11 @@ GET /_search
 `zero_terms_query`
 :   (Optional, string) Indicates whether no documents are returned if the `analyzer` removes all tokens, such as when using a `stop` filter. Valid values are:
 
-`none` (Default)
-:   No documents are returned if the `analyzer` removes all tokens.
+  - `none` (Default)
+  :   No documents are returned if the `analyzer` removes all tokens.
 
-`all`
-:   Returns all documents, similar to a [`match_all`](/reference/query-languages/query-dsl/query-dsl-match-all-query.md) query.
+  - `all`
+  :   Returns all documents, similar to a [`match_all`](/reference/query-languages/query-dsl/query-dsl-match-all-query.md) query.
 
 
 A phrase query matches terms up to a configurable `slop` (which defaults to 0) in any order. Transposed terms have a slop of 2.