snow: make pmu charge ranges inclusive
snow: make pmu charge ranges inclusive

Since we work with integral values for battery temperature, lower
limits need to be inclusive when determining when to enable/disable
charging.

Signed-off-by: David Hendricks <3b0deacc4b5357f519084f1ea34bd42bf5d34545@chromium.org>
BRANCH=snow
BUG=none
TEST=none (yet...)

Change-Id: Icfc52066ca469b56ebc411bad864111848eab197
Reviewed-on: https://gerrit.chromium.org/gerrit/32652
Reviewed-by: Rong Chang <3a05493f7adfb36d203f663b3bc2ba30e9d6284f@chromium.org>
Commit-Ready: David Hendricks <3b0deacc4b5357f519084f1ea34bd42bf5d34545@chromium.org>
Tested-by: David Hendricks <3b0deacc4b5357f519084f1ea34bd42bf5d34545@chromium.org>

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