xlat: update BPF_* constants

xlat: update BPF_* constants

* xlat/bpf_attach_type.in (BPF_CGROUP_GETSOCKOPT,
BPF_CGROUP_SETSOCKOPT): New constants introduced by Linux kernel commit
v5.3-rc1~140^2~65^2~8^2~8.
* xlat/bpf_prog_flags.in (BPF_F_TEST_RND_HI32): New constant
introduced by Linux kernel commit v5.3-rc1~140^2~371^2~28^2~12.
* xlat/bpf_prog_types.in (BPF_PROG_TYPE_CGROUP_SOCKOPT): New constant
introduced by Linux kernel commit v5.3-rc1~140^2~65^2~8^2~8.
* NEWS: Mention this.
* tests/bpf.c (print_BPF_PROG_LOAD_attr3, print_BPF_PROG_LOAD_attr4,
BPF_PROG_LOAD_checks, BPF_PROG_QUERY_checks): Update expected output.
* tests/kernel_version.c (print_bpf_attr, main): Likewise.