Add NSURLErrorCannotConnectToHost error handling (#1268)

Handle the NSURLErrorCannotConnectToHost error as IO_ERROR

Relates-To: OLPEDGE-2654

Signed-off-by: Mykhailo Kuchma <[email protected]>

Author: mykhailo-kuchma

olp-cpp-sdk-core/src/http/ios/OLPNetworkIOS.mm

@@ -100,6 +100,7 @@
     case NSURLErrorTimedOut:
       return ErrorCode::TIMEOUT_ERROR;
     case NSURLErrorNetworkConnectionLost:
+    case NSURLErrorCannotConnectToHost:
       return ErrorCode::IO_ERROR;
     default:
       if (error_code >= NSURLErrorClientCertificateRequired &&