ukl-dynmaic branch submodules

[rkulskis]

Branches of submodules need to be ukl-dynamic for linux and glibc rather than the current branches they refer to. Otherwise you run into build errors when building the dynamic branch of ukl.

[tommy-u]

Thanks for the issue! Can you provide more context about what you're trying and what isn't working so we can categorize and triage this issue?