elf_reader: Fix cgroup/sock_{create,release} program type
elf_reader: Fix cgroup/sock_{create,release} program type

The program type for cgroup/sock_{create,release} was CGroupSKB,
when it should've been CGroupSock. The section to type array now
matches with libbpf.

Signed-off-by: Jussi Maki <815a75beb28872a948187eedbc7c4f9d2497c924@isovalent.com>

cilium/ebpf,cilium/ebpf