Add Equatable conformance

Author: backslash-f

Sources/SwiftTraderWebSocket/Model/SwiftTraderWebSocketError+Equatable.swift

@@ -0,0 +1,19 @@
+//
+//  SwiftTraderWebSocketError+Equatable.swift
+//
+//
+//  Created by Fernando Fernandes on 03.01.24.
+//
+
+import Foundation
+
+extension SwiftTraderWebSocketError: Equatable {
+    public static func == (lhs: SwiftTraderWebSocketError,
+                           rhs: SwiftTraderWebSocketError) -> Bool {
+        switch (lhs, rhs) {
+        case (.invalidWebSocketURL(let rhsURLString),
+              .invalidWebSocketURL(let lhsURLString)):
+            return rhsURLString == lhsURLString
+        }
+    }
+}