Banshee: Modified for fan off setting
Banshee: Modified for fan off setting

Modified for fan off setting to 50'C

BUG=b:223492897
BRANCH=none
TEST=Check that the fan is off when it is below 50'C

Signed-off-by: ridden_liu <4eb04e654218baf1a1f2ef421aa7f487bda10c5e@compal.corp-partner.google.com>
Change-Id: Ib3b17745df128f868f2d194df7e06638d92064c8
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3789208
Reviewed-by: Elthan Huang <a5682efe0e7006173fa6b468bbf36cc9c182d5a5@compal.corp-partner.google.com>
Reviewed-by: Boris Mittelberg <46897f4fb5cad4b1d5146ad1fd460d7f4825bbf7@google.com>
Tested-by: Elthan Huang <a5682efe0e7006173fa6b468bbf36cc9c182d5a5@compal.corp-partner.google.com>

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