Fix realfill example compatibility with latest torchvision version (#5736)

examples/research_projects/realfill/requirements.txt

@@ -3,7 +3,7 @@ accelerate==0.23.0
 transformers==4.34.0
 peft==0.5.0
 torch==2.0.1
-torchvision==0.15.2
+torchvision>=0.16
 ftfy==6.1.1
 tensorboard==2.14.0
 Jinja2==3.1.2

examples/research_projects/realfill/train_realfill.py

@@ -450,10 +450,10 @@ class RealFillDataset(Dataset):
 
         self.transform = transforms_v2.Compose(
             [
+                transforms_v2.ToImage(),
                 transforms_v2.RandomResize(size, int(1.125 * size)),
                 transforms_v2.RandomCrop(size),
-                transforms_v2.ToImageTensor(),
-                transforms_v2.ConvertImageDtype(),
+                transforms_v2.ToDtype(torch.float32, scale=True),
                 transforms_v2.Normalize([0.5], [0.5]),
             ]
         )