Using this issue to track Implementing eBPF Unit Testing Framework. It is planned in the following PRs.

• The base infrastructure ebpf unit testing #16862
• Handles tailcalls and supports user-space map emulation ebpf unit testing -- handle tailcalls and support user-space map emulation #17114
• snat_v4_process test ebpf unit testing -- snat_v4_process test #17147
• sock tests ebpf unit testing -- sock tests #17227
• lxc tests ebpf unit testing -- lxc tests #17245