Update rest-api-spec (#3302)

Co-authored-by: pquentin <[email protected]>
Co-authored-by: Laura Trotta <[email protected]>

Author: 3 people

output/schema/validation-errors.json

@@ -46,6 +46,10 @@
         "type": "time",
         "description": "Explicit operation timeout"
       },
+      "type": {
+        "type": "string",
+        "description": "Default document type for items which don't provide one"
+      },
       "_source": {
         "type": "list",
         "description": "True or false to return the _source field or not, or default list of fields to return, can be overridden on each sub-request"
@@ -64,11 +68,11 @@
       },
       "require_alias": {
         "type": "boolean",
-        "description": "If true, the request’s actions must target an index alias. Defaults to false."
+        "description": "Sets require_alias for all incoming documents. Defaults to unset (false)"
       },
       "require_data_stream": {
         "type": "boolean",
-        "description": "If true, the request's actions must target a data stream (existing or to-be-created). Default to false"
+        "description": "When true, requires the destination to be a data stream (existing or to-be-created). Default is false"
       },
       "list_executed_pipelines": {
         "type": "boolean",