zephyr: fix driver for switchcap LN9310
zephyr: fix driver for switchcap LN9310

This driver wasn't used, so after refactoring some devicetree nodes
it wasn't updated what caused this driver to return compilation errors

BUG=b:251812799
BRANCH=main
TEST=enable this driver and verify that it compiles

Change-Id: Icb9dda6dab100dab2cf3a48f8e64afa0c11fcab3
Signed-off-by: Michał Barnaś <77666125932addc6fc525b281b518fd8fd2203d8@semihalf.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3982640
Reviewed-by: Tristan Honscheid <1e17951ff5ffc8afe254954c03de64afef62fe52@google.com>

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