CVE-2025-39982 Bluetooth: hci_event: Fix UAF in hci_acl_create_conn_sync

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fix UAF in hciaclcreateconnsync This fixes the following UFA in hciaclcreateconnsync where a connection still pending is command submission conn-state == BTOPEN maybe freed, also since this also can happen wi...