use fb. in import path - copy_paste_augmentation

Summary: see bottom diff

Reviewed By: newstzpz

Differential Revision: D31781835

fbshipit-source-id: 501b51e7bf92cf3505060a62822fa36f1ed3a7d4

d2go/data/transforms/__init__.py

@@ -3,4 +3,4 @@
 
 
 # import all modules to make sure Registry works
-from . import affine, blur, color_yuv, crop, d2_native  # noqa
+from . import affine, blur, box_utils, color_yuv, crop, d2_native  # noqa