staging: rtl8192e: Rename Enable, cck_Rx_path and SS_TH_low

Rename variables Enable to enable, cck_Rx_path to cck_rx_path and
SS_TH_low to ss_th_low to avoid CamelCase which is not accepted by
checkpatch.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/740487e2fd8b98bfcaa8af2e398b9aa7e320fef8.1675792435.git.philipp.g.hortmann@gmail.com


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