feat: add NetworkError.gone for HTTP 410

Sources/MauriNet/Global/NetworkError.swift

@@ -46,6 +46,11 @@ public enum NetworkError: Int, Error, CaseIterable, Sendable {
     ///  Conflicts are most likely to occur in response to a PUT request. For example, you may get a 409 response when uploading a file which is older than the one already on the server resulting in a version control conflict. Source: [MDN Web Docs](https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/409)
     case conflictOnResource = 409
 
+    /// Indicates that the target resource is no longer available and this condition is likely to be permanent.
+    ///
+    /// Unlike 404, it signals the resource existed and was intentionally removed — clients should not retry. Source: [MDN Web Docs](https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/410)
+    case gone = 410
+
     /// Indicates that access to the target reSource has been denied.
     ///
     /// This happens with conditional requests on methods other than GET or HEAD when the condition defined by the If-Unmodified-Since or If-None-Match headers is not fulfilled. In that case, the request, usually an upload or a modification of a reSource, cannot be made and this error response is sent back. Source: [MDN Web Docs](https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/412)
@@ -106,6 +111,8 @@ public enum NetworkError: Int, Error, CaseIterable, Sendable {
             return "Request was cancelled"
         case .conflictOnResource:
             return "There's an internal conflict with the requested reSource"
+        case .gone:
+            return "The requested reSource is permanently gone"
         case .preconditionFailed:
             return "Precondition failed for this request"
         case .serviceUnavailable: