Use "array|object" instead of "document" in MapReduce docs

Author: jmikola

docs/includes/apiargs-MongoDBCollection-method-mapReduce-option.yaml

@@ -40,7 +40,7 @@ source:
 ---
 arg_name: option
 name: query
-type: document
+type: array|object
 description: |
   Specifies the selection criteria using query operators for determining the
   documents input to the map function.
@@ -58,7 +58,7 @@ source:
 ---
 arg_name: option
 name: scope
-type: document
+type: array|object
 description: |
   Specifies global variables that are accessible in the map, reduce, and finalize
   functions.

docs/includes/apiargs-MongoDBCollection-method-mapReduce-param.yaml

@@ -20,7 +20,7 @@ optional: false
 ---
 arg_name: param
 name: $out
-type: string|document
+type: string|array|object
 description: |
   Specifies where to output the result of the map-reduce operation. You can
   either output to a collection or return the result inline. On a primary member