gesture: Minor fixes
gesture: Minor fixes

Set state or numeric when needed
Add debug for the idle state.

BUG=None
BRANCH=ToT
TEST=Check debug appears when enabled. Check tap still works.

Change-Id: Ic4660f70a27464dc68c02fdaef60dc36d7c2edad
Signed-off-by: Gwendal Grignou <190c5a5edfcf62e0246559bf31fa7548674de3ad@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/225487
Reviewed-by: Alec Berg <1a4429eeda29095a12e19a73405f80f5b7f37a63@chromium.org>
Reviewed-by: Sheng-liang Song <20a24593f82e573953076a0eeaf8f3cfb817a534@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,md5555/ec,longsleep/ec,akappy7/ChromeOS_EC_LED_Diagnostics,longsleep/ec,longsleep/ec,mtk09422/chromiumos-platform-ec,longsleep/ec,eatbyte/chromium-ec,fourier49/BIZ_EC,coreboot/chrome-ec,eatbyte/chromium-ec,eatbyte/chromium-ec,fourier49/BZ_DEV_EC,md5555/ec,mtk09422/chromiumos-platform-ec,fourier49/BIZ_EC,akappy7/ChromeOS_EC_LED_Diagnostics,akappy7/ChromeOS_EC_LED_Diagnostics,fourier49/BIZ_EC,fourier49/BZ_DEV_EC,akappy7/ChromeOS_EC_LED_Diagnostics,md5555/ec,coreboot/chrome-ec,md5555/ec,mtk09422/chromiumos-platform-ec,eatbyte/chromium-ec,coreboot/chrome-ec,coreboot/chrome-ec,akappy7/ChromeOS_EC_LED_Diagnostics,fourier49/BIZ_EC,fourier49/BZ_DEV_EC,fourier49/BZ_DEV_EC,mtk09422/chromiumos-platform-ec