improving wording

Author: masseyke

specification/_json_spec/simulate.ingest.json

@@ -35,7 +35,7 @@
       },
       "merge_type": {
         "type": "string",
-        "description": "The way that mapping_additions ought to be merged into existing mappings"
+        "description": "The method to be used when merging mapping_additions existing mappings"
       }
     },
     "body": {

specification/simulate/ingest/SimulateIngestRequest.ts

@@ -76,7 +76,7 @@ export interface Request extends RequestBase {
      */
     pipeline?: PipelineName
     /**
-     * The way that mapping_additions ought to be merged into existing mappings -- in the way mapping changes are merged into an existing index, or in
+     * The method to be used when merging mapping_additions existing mappings. Mappings can be merged in the way mapping changes are merged into an existing index, or in
      * the way mapping changes are merged into existing templates. Some changes are allowed to templates that are not allowed to indices. For example,
      * a field cannot be changed to an incompatible type in an index, but can in a template.
      * @server_default index