Fix Open Point in time API (#2829)

Author: pquentin

output/openapi/elasticsearch-openapi.json

@@ -20,6 +20,7 @@
 import { RequestBase } from '@_types/Base'
 import { ExpandWildcards, Indices, Routing } from '@_types/common'
 import { Duration } from '@_types/Time'
+import { QueryContainer } from '@_types/query_dsl/abstractions'
 
 /**
  * A search request by default executes against the most recent visible data of the target indices,
@@ -65,4 +66,10 @@ export interface Request extends RequestBase {
      */
     expand_wildcards?: ExpandWildcards
   }
+  body: {
+    /**
+     * Allows to filter indices if the provided query rewrites to `match_none` on every shard.
+     */
+    index_filter?: QueryContainer
+  }
 }

output/openapi/elasticsearch-serverless-openapi.json

@@ -18,7 +18,12 @@
  */
 
 import { Id } from '@_types/common'
+import { ShardStatistics } from '@_types/Stats'
 
 export class Response {
-  body: { id: Id }
+  body: {
+    /** Shards used to create the PIT */
+    _shards: ShardStatistics
+    id: Id
+  }
 }