fix(psa): fix static check failure

Address the coding style issue that arose from patch [1], which
was inadvertently overlooked during the CI check.

[1]: https://review.trustedfirmware.org/c/TF-A/trusted-firmware-a/+/26263

Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
Change-Id: I280766fddf0e9e366bb2376c52a6907093b0d958
1 file changed