msm: ipa: wdi stats new members

added 2 new members to wdi stats to make
it compatible with uC data structure

Change-Id: I7ba87a0fd490536655a257edd63c06e46cd3104f
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>
Acked-by: Sunil Kumar Paidimarri <hisunil@qti.qualcomm.com>