docs: Add missing entries for CGROUP_SOCK_ADDR family
docs: Add missing entries for CGROUP_SOCK_ADDR family

Signed-off-by: Hengqi Chen <2146682b4c3fe4aa97c809745b7d5be9e6165e06@outlook.com>

iovisor/bcc,iovisor/bcc,iovisor/bcc,iovisor/bcc,iovisor/bcc