Fix unhandled exception in case the connection is already closed

pyrogram/connection/transport/tcp/tcp.py

@@ -33,7 +33,11 @@ class TCP(socket.socket):
         pass
 
     def close(self):
+        try:
             self.shutdown(socket.SHUT_RDWR)
+        except OSError:
+            pass
+        finally:
             super().close()
 
     def recvall(self, length: int) -> bytes or None: