[fbsync] Fix typo in ToPureTensor docstring (#7989)

Summary: Co-authored-by: Philip Meier <[email protected]>

Reviewed By: matteobettini

Differential Revision: D49600775

fbshipit-source-id: 4bc3363d53c85433c203bc7cbe566d1812e06616

Author: NicolasHug

torchvision/transforms/v2/_type_conversion.py

@@ -79,7 +79,7 @@ def _transform(
 
 
 class ToPureTensor(Transform):
-    """[BETA] Convert all tv_tensors to pure tensors, removing associated metadata (if any).
+    """[BETA] Convert all TVTensors to pure tensors, removing associated metadata (if any).
 
     .. v2betastatus:: ToPureTensor transform