chore(3p/sources): Bump channels & overlays r/4255

* //3p/nixpkgs: awscli2 has been fixed in unstable

* //3p/overlays: git now has separateDebugInfo = true; so we need to
  work around a bug in srcOnly until the corresponding fix is merged.

* //3p/overlays: upgrade tdlib to match telega in depot.

Change-Id: Idb79f2844e6a156aa83451dd57a5ac624abb0dfc
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5894
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>
Autosubmit: sterni <sternenseemann@systemli.org>

0 files changed, 0 insertions, 0 deletions