qcacld-3.0: Remove WLAN_HDD_80211_PEER_ADDR_OFFSET macro
Change Idaaacac4fdaf1b964432c33c10b1c86f8a591c2d ("qcacld-3.0: Remove
legacy P2P codes in HDD") removed the only reference to macro
WLAN_HDD_80211_PEER_ADDR_OFFSET. Since it is obsolete, remove it.
Change-Id: I5a298200fc007472651fdab5ded64fb1ee730636
CRs-Fixed: 2368713