Adjust message

Signed-off-by: John Zielke <[email protected]>

monai/networks/nets/swin_unetr.py

@@ -82,7 +82,7 @@ def __init__(
         Args:
             img_size: spatial dimension of input image.
                 This argument is only used for checking that the input image size is divisible by the patch size.
-                The actual tensor shape can be different as long as it is divisible by 2**5.
+                The tensor passed to forward() can have a dynamic shape as long as its spatial dimensions are divisible by 2**5.
                 It will be removed in an upcoming version.
             in_channels: dimension of input channels.
             out_channels: dimension of output channels.