Improve deep sleep by allowing PM_SLEEP_MODE_POWER_COLLAPSE_SUSPEND

sleep_mode=1 used to point to this (rather than just PM_SLEEP_MOD_POWER_COLLAPSE, which is now 1), but the enum was reordered in goog's kernel sources.

http://androidhtc.git.sourceforge.net/git/gitweb.cgi?p=androidhtc/kernel.git;a=commitdiff_plain;h=e8ec717a25a140b84a85dc656c63287104e054b5

Change-Id: Ic1951244cab0823988bdaadfce0c89de590524a7
Battery tweax

Change-Id: I4994a528ff90611e8c84bd4e93cddcb97062ebe3