staging: rtl8187se: open brace following function declarations go on the next line

This patch fixes the following checkpatch error:

staging/rtl8187se/ieee80211/ieee80211_tx.c:232:
ERROR: open brace '{' following function declarations go on the next
line

Signed-off-by: Teodora Baluta <teobaluta@gmail.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>