Fizz: Boot automatically on recovery request
Fizz: Boot automatically on recovery request

This patch clears RESET_FLAG_AP_OFF on recovery boot so that the
system boots immediately regardless of the previous power state.

BUG=b:63669512
BRANCH=none
TEST=Verify the followings on reworked Fizz:
1. Press RB and PB in S0:                        FAIL(*1)/PASS
2. Press RB and PB in S5:                        FAIL(*1)/PASS
3. Unplug AC in S0 then press RB and plug in AC: PASS/PASS
4. Unplug AC in S5 then press RB and plug in AC: PASS/PASS
(*1: b:63668669)

Change-Id: If300fc9ec28ff0f7833e84a02e174e501b6a5016
Reviewed-on: https://chromium-review.googlesource.com/570948
Commit-Ready: Daisuke Nojiri <fd5f93af191bf7e8f73ea71cc3c0f66b41b1dd49@chromium.org>
Tested-by: Daisuke Nojiri <fd5f93af191bf7e8f73ea71cc3c0f66b41b1dd49@chromium.org>
Reviewed-by: Aaron Durbin <af0622ab041e8b0f8e5819838dcc93898196e71f@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec