quasi-cherry-pick for PR#1403 (Update descriptions in show index columns)

Author: rsill-neo4j

modules/ROOT/pages/indexes/search-performance-indexes/managing-indexes.adoc

@@ -958,11 +958,11 @@ The below table contains the full information about all columns returned by the
 | `FLOAT`
 
 | `type`
-| The IndexType of this index (`FULLTEXT`, `LOOKUP`, `POINT`, `RANGE`, or `TEXT`). label:default-output[]
+| The IndexType of this index (`FULLTEXT`, `LOOKUP`, `POINT`, `RANGE`, `TEXT`, or `VECTOR`). label:default-output[]
 | `STRING`
 
 | `entityType`
-| Type of entities this index represents (nodes or relationship). label:default-output[]
+| Type of entities this index represents (`NODE` or `RELATIONSHIP`). label:default-output[]
 | `STRING`
 
 | `labelsOrTypes`