scripts/spelling.txt: add `permitted'

scripts/spelling.txt: add `permitted'

Patch series "spelling: Fix some trivial typos".

Seems like permitted has two t's :), Lets add that to spellings to help
others.

This patch (of 3):

Add another common typo. Noticed when I sent a patch with the typo and
in kvm and of.

[ribalda@chromium.org: fix trivial typo]
Link: https://lkml.kernel.org/r/20221220-permited-v1-2-52ea9857fa61@chromium.org
Link: https://lkml.kernel.org/r/20221220-permited-v1-1-52ea9857fa61@chromium.org
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Cc: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>