Merge branch 'ynl-another-license-adjustment'

Jakub Kicinski says:

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ynl: another license adjustment

Hopefully the last adjustment to the licensing of the specs.
I'm still the author so should be fine to do this.
====================

Link: https://lore.kernel.org/r/20230315230351.478320-1-kuba@kernel.org


Signed-off-by: Jakub Kicinski <kuba@kernel.org>