staging: rtl8192e: rename RxIndicateSeq to rx_indicate_seq in rx_ts_record struct

Rename RxIndicateSeq to rx_indicate_seq to silence a checkpatch warning
about CamelCase.

Signed-off-by: William Durand <will+git@drnd.me>
Link: https://lore.kernel.org/r/20210301215335.767-3-will+git@drnd.me


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