Previous change I57c06c4506bfbd57dd283c03c4bd78c34727672b
("qcacld-3.0: Remove typedef tAniStaStatStruct") removed the only
references to typedef tAniSecStats, so remove it as well.
Change-Id: I2aa270b6c3b90fb0b631c01ad873fbf2852764ed
CRs-Fixed: 2363221