[#87] netmap: Introduce wildcard flag for Selector

* Add a new field `wildcard` to `Selector`;
* Regenerate docs.

Signed-off-by: Airat Arifullin <aarifullin@yadro.com>

netmap/types.proto

@@ -95,6 +95,9 @@ message Selector {
 
   // Filter reference to select from
   string filter = 5 [ json_name = "filter" ];
+
+  // Use all nodes from the bucket.
+  bool wildcard = 6 [ json_name = "wildcard" ];
 }
 
 // Number of object replicas in a set of nodes from the defined selector. If no

proto-docs/netmap.md

@@ -531,6 +531,7 @@ to the provided `ContainerID` by hash distance.
 | clause | [Clause](#neo.fs.v2.netmap.Clause) |  | Selector modifier showing how to form a bucket |
 | attribute | [string](#string) |  | Bucket attribute to select from |
 | filter | [string](#string) |  | Filter reference to select from |
+| wildcard | [bool](#bool) |  | Use all nodes from the bucket. |
 
  <!-- end messages -->