change isort.cfg

.isort.cfg

@@ -3,6 +3,6 @@ line_length = 79
 multi_line_output = 0
 known_standard_library = setuptools
 known_first_party = mmdet,mmdet3d
-known_third_party = cv2,load_scannet_data,mmcv,numba,numpy,nuscenes,plyfile,pycocotools,pyquaternion,pytest,scannet_utils,scipy,shapely,six,skimage,sunrgbd_utils,torch,torchvision
+known_third_party = cv2,mmcv,numba,numpy,nuscenes,plyfile,pycocotools,pyquaternion,pytest,scipy,shapely,six,skimage,torch,torchvision
 no_lines_before = STDLIB,LOCALFOLDER
 default_section = THIRDPARTY