Fixes potential issue with inplace op

- fixes irreproducible failing test on Travis CI

Author: vfdev-5

torchvision/transforms/functional_tensor.py

@@ -194,8 +194,7 @@ def adjust_hue(img: Tensor, hue_factor: float) -> Tensor:
 
     img = _rgb2hsv(img)
     h, s, v = img.unbind(0)
-    h += hue_factor
-    h = h % 1.0
+    h = torch.fmod(h + hue_factor, 1.0)
     img = torch.stack((h, s, v))
     img_hue_adj = _hsv2rgb(img)