Merge branch 'tcp-add-some-rto-min-and-delack-max-bpf_getsockopt-supports'

Jason Xing says:

====================
Introduce bpf_sol_tcp_getsockopt() helper.

Add bpf_getsockopt for RTO MIN and DELACK MAX.

Add corresponding selftests for bpf.
====================

Link: https://patch.msgid.link/20250312153523.9860-1-kerneljasonxing@gmail.com


Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>