common/mock: Fix typos
common/mock: Fix typos

BRANCH=none
BUG=none
TEST=view in gitiles

Signed-off-by: Tom Hughes <fc5c12f30a5ed2baa0581f44ee14ad1eb7b20d83@chromium.org>
Change-Id: I7ea94d81c9faf51ae9c317fe304e22d8745e64de
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2323714
Reviewed-by: Jett Rink <9d4aef0593e6843318d99df31597fb6153b89787@chromium.org>

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