Advance torch commit to be past pytorch/pytorch#144942 to fix tunable ops

Author: gshtras

Dockerfile.rocm_base

@@ -6,8 +6,8 @@ ARG RCCL_BRANCH="648a58d"
 ARG RCCL_REPO="https://github.com/ROCm/rccl"
 ARG TRITON_BRANCH="e5be006"
 ARG TRITON_REPO="https://github.com/triton-lang/triton.git"
-ARG PYTORCH_BRANCH="3a585126"
-ARG PYTORCH_VISION_BRANCH="v0.19.1"
+ARG PYTORCH_BRANCH="6c0e7463"
+ARG PYTORCH_VISION_BRANCH="v0.21.0"
 ARG PYTORCH_REPO="https://github.com/pytorch/pytorch.git"
 ARG PYTORCH_VISION_REPO="https://github.com/pytorch/vision.git"
 ARG FA_BRANCH="1a7f4dfa"