subsys/net/lib/shell: Fix code compliance issues

Fix issues detected by checkpatch

Signed-off-by: Alberto Escolar Piedras <alberto.escolar.piedras@nordicsemi.no>
This commit is contained in:
Alberto Escolar Piedras 2025-05-20 11:56:35 +02:00 committed by Benjamin Cabé
commit 44699baff5