staging: wlan-ng: rename DIDmib_dot11smt_dot11PrivacyTable in p80211metadef.h

Rename DIDmib_dot11smt_dot11PrivacyTable to
DIDMIB_DOT11SMT_PRIVACYTABLE to fix "Avoid CamelCase" message from
checkpatch and conform to the coding style guidelines. Also shorten
name by removing repeated use of "DOT11" to ease readability and
reduce long lines.

Signed-off-by: Tim Collier <osdevtc@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>