isort: skip vitis

Author: jmduarte

hls4ml/backends/__init__.py

@@ -1,11 +1,12 @@
 from hls4ml.backends.backend import Backend, get_available_backends, get_backend, register_backend  # noqa: F401
 from hls4ml.backends.fpga.fpga_backend import FPGABackend  # noqa: F401
 from hls4ml.backends.quartus.quartus_backend import QuartusBackend
-from hls4ml.backends.vitis.vitis_backend import VitisBackend
 from hls4ml.backends.vivado.vivado_backend import VivadoBackend
 from hls4ml.backends.vivado_accelerator.vivado_accelerator_backend import VivadoAcceleratorBackend
 from hls4ml.backends.vivado_accelerator.vivado_accelerator_config import VivadoAcceleratorConfig  # noqa: F401
 
+from hls4ml.backends.vitis.vitis_backend import VitisBackend  # isort: skip
+
 register_backend('Vivado', VivadoBackend)
 register_backend('VivadoAccelerator', VivadoAcceleratorBackend)
 register_backend('Vitis', VitisBackend)