Filter out some actions for failed local echoes (#1184)

* done

* pr suggestion

ElementX/Sources/Services/Timeline/TimelineController/MockRoomTimelineController.swift

@@ -64,6 +64,8 @@ class MockRoomTimelineController: RoomTimelineControllerProtocol {
     func editMessage(_ newMessage: String, original itemID: String) async { }
     
     func redact(_ itemID: String) async { }
+
+    func cancelSend(_ transactionID: String) async { }
     
     func debugInfo(for itemID: String) -> TimelineItemDebugInfo {
         .init(model: "Mock debug description", originalJSON: nil, latestEditJSON: nil)

ElementX/Sources/Services/Timeline/TimelineController/RoomTimelineController.swift

@@ -185,6 +185,11 @@ class RoomTimelineController: RoomTimelineControllerProtocol {
             MXLog.error("Failed redacting message with error: \(error)")
         }
     }
+
+    func cancelSend(_ transactionID: String) async {
+        MXLog.info("Cancelling send in \(roomID)")
+        await roomProxy.cancelSend(transactionID: transactionID)
+    }
     
     // Handle this parallel to the timeline items so we're not forced
     // to bundle the Rust side objects within them

ElementX/Sources/Services/Timeline/TimelineController/RoomTimelineControllerProtocol.swift

@@ -57,6 +57,8 @@ protocol RoomTimelineControllerProtocol {
     func toggleReaction(_ reaction: String, to itemID: String) async
 
     func redact(_ itemID: String) async
+
+    func cancelSend(_ transactionID: String) async
     
     func debugInfo(for itemID: String) -> TimelineItemDebugInfo