add orderBy parameter to TxsByEvents (#8815)

Co-authored-by: Alessio Treglia <alessio@tendermint.com>
Co-authored-by: Jonathan Gimeno <jgimeno@gmail.com>

docs/core/proto-docs.md

@@ -515,6 +515,7 @@
     - [SimulateResponse](#cosmos.tx.v1beta1.SimulateResponse)
   
     - [BroadcastMode](#cosmos.tx.v1beta1.BroadcastMode)
+    - [OrderBy](#cosmos.tx.v1beta1.OrderBy)
   
     - [Service](#cosmos.tx.v1beta1.Service)
   
@@ -7221,6 +7222,7 @@ RPC method.
 | ----- | ---- | ----- | ----------- |
 | `events` | [string](#string) | repeated | events is the list of transaction event type. |
 | `pagination` | [cosmos.base.query.v1beta1.PageRequest](#cosmos.base.query.v1beta1.PageRequest) |  | pagination defines an pagination for the request. |
+| `order_by` | [OrderBy](#cosmos.tx.v1beta1.OrderBy) |  |  |
 
 
 
@@ -7293,6 +7295,19 @@ BroadcastMode specifies the broadcast mode for the TxService.Broadcast RPC metho
 | BROADCAST_MODE_ASYNC | 3 | BROADCAST_MODE_ASYNC defines a tx broadcasting mode where the client returns immediately. |
 
 
+
+<a name="cosmos.tx.v1beta1.OrderBy"></a>
+
+### OrderBy
+OrderBy defines the sorting order
+
+| Name | Number | Description |
+| ---- | ------ | ----------- |
+| ORDER_BY_UNSPECIFIED | 0 | ORDER_BY_UNSPECIFIED specifies an unknown sorting order. OrderBy defaults to ASC in this case. |
+| ORDER_BY_ASC | 1 | ORDER_BY_ASC defines ascending order |
+| ORDER_BY_DESC | 2 | ORDER_BY_DESC defines descending order |
+
+
  <!-- end enums -->
 
  <!-- end HasExtensions -->