[coreboot-gerrit] Change in coreboot[master]: Update vboot submodule to upstream master

[Patrick Georgi (Code Review)]

Patrick Georgi has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/35315 )

Change subject: Update vboot submodule to upstream master
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Patch Set 2:
> Patch Set 2:
>
> We are facing a build error with this version of vboot 
> gcc: error: unrecognized command line option '-Wimplicit-fallthrough'
> Is this version of vboot requires a newer GCC version?

What compiler are you using? We generally expect developers to use our coreboot-sdk toolchain (from util/crossgcc) for reproducible results.