Revert "Autogen Tags enum, and allow specifying tags while defining an op"
This reverts commit 9476a78f3754aa122323b431c59360b254559d16.
Reverted https://github.com/pytorch/pytorch/pull/77313 on behalf of https://github.com/malfet due to Broke OSS buck builds, see https://hud.pytorch.org/pytorch/pytorch/commit/9476a78f3754aa122323b431c59360b254559d16
