Clarify starknet events notification can be received multiple times when PRE_CONFIRMED is used

Author: amanusk

api/starknet_ws_api.json

@@ -58,7 +58,7 @@
     {
       "name": "starknet_subscribeEvents",
       "summary": "Events subscription",
-      "description": "Creates a WebSocket stream which will fire events for new Starknet events with applied filters. Events are emitted for all events from the specified block_id, up to the latest block",
+      "description": "Creates a WebSocket stream which will fire events for new Starknet events with applied filters. Events are emitted for all events from the specified block_id, up to the latest block. If PRE_CONFIRMED finality status is provided, events might appear multiple times, for each finality status update. If a single event is required, ACCEPTED_ON_L2 must be selected (the default).",
       "params": [
         {
           "name": "from_address",
@@ -87,7 +87,7 @@
         },
         {
           "name": "finality_status",
-          "summary": "The finality status of the most recent events to include, default is ACCEPTED_ON_L2",
+          "summary": "The finality status of the most recent events to include, default is ACCEPTED_ON_L2. If PRE_CONFIRMED finality is selected, events might appear multiple times, once for each finality status update.",
           "required": false,
           "schema": {
             "type": "string",