Bluetooth: Remove unused declaration amp_read_loc_info()

This is introduced in commit 903e4541 but was never implemented.

Fixes: 903e4541 ("Bluetooth: AMP: Use HCI cmd to Read Loc AMP Assoc")
Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

net/bluetooth/amp.h

@@ -28,7 +28,6 @@ struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr,
 
 int phylink_gen_key(struct hci_conn *hcon, u8 *data, u8 *len, u8 *type);
 
-void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr);
 void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle);
 void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr);
 void amp_read_loc_assoc_final_data(struct hci_dev *hdev,