vfs: remove a redundant might_sleep in wait_on_inode

wait_on_bit already does it.

Signed-off-by: Mateusz Guzik <mjguzik@gmail.com>
Link: https://lore.kernel.org/r/20231104221117.2584708-1-mjguzik@gmail.com


Signed-off-by: Christian Brauner <brauner@kernel.org>