Build: Unlink audit logging NS test from spm

Add link to audit_logging_defs, wich allows the audit logging tests to
pick up audit logging definitions without having to link to the audit
logging partitions (and hence the entire spm)

Change-Id: Ib2a4301738aa3ff1bc2a2ba7b2af4f8c6c6129d5
Signed-off-by: Raef Coles <raef.coles@arm.com>
1 file changed