fix: typo in spm test group.

Fixed typo in test group, test group name should be 'spm-l2-boot-tests'
but it was accidently renamed by this patch[1] as 'spm-l2-boot-test'.

[1]: https://review.trustedfirmware.org/c/ci/tf-a-job-configs/+/24913

Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
Change-Id: I5e5e7ebb132a09f06c2e9fdf2b98322be744499f
1 file changed