msm: ipa: wdi stats new members

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

Change-Id: Ib6f52a2f3d9e0b72b2c96e0e4fe05bd31208e4b3
Acked-by: Sunil Kumar Paidimarri <hisunil@qti.qualcomm.com>
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>