docs: modifications to license years for automated tests

Modified license years in a file for easier testing
Since updating license patch of correct years was submitted
in 2024, we have to add 2024 year in a file.

Signed-off-by: Sanjyot Vaidya <Sanjyot.Vaidya@arm.com>
Reviewed-by: Nathan Brown <nathan.brown@arm.com>

Change-Id: Ib0956b544374e415e5cb50414e12c0a5380b76d6