nocturne_fp: [HACK] Disable STOP mode by default
nocturne_fp: [HACK] Disable STOP mode by default

As a temporary patch while we are debugging a STOP mode issue on STM32H7,
set it as disabled by default to have a reliable firmware behavior.

It can be re-enabled by using the 'sleepmask' console command.

Signed-off-by: Vincent Palatin <70a9964ec8fd10b0b08fcc8623c2add25ddf99ac@chromium.org>

BRANCH=none
BUG=b:75105319
TEST=flash and run on Nocturne, it boots and communicated with the AP
reliably.

Change-Id: I8d6552f611bb790b63bca8e63ebaf29e9fe027e9
Reviewed-on: https://chromium-review.googlesource.com/1119690
Commit-Ready: Vincent Palatin <70a9964ec8fd10b0b08fcc8623c2add25ddf99ac@chromium.org>
Tested-by: Vincent Palatin <70a9964ec8fd10b0b08fcc8623c2add25ddf99ac@chromium.org>
Reviewed-by: Nicolas Norvez <3001a977f47a2bc94ec05551872e2ce88b323556@chromium.org>

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