staging: rtl8192e: Rename rtllib_state to rtl_link_state

Rename rtllib_state to rtl_link_state to align with rtlwifi driver and to
increase readability as state is to general.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/f21541c16c83356e3cd1e08059847ef9a9eb2ef8.1687007788.git.philipp.g.hortmann@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>