adisbladis fixed the tdlib/telega versioning issues in nixpkgs at some
point, so this isn't required anymore.
Change-Id: Ib98e73d0e4394765f08f5f3741f70adab459c22f
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2909
Tested-by: BuildkiteCI
Reviewed-by: tazjin <mail@tazj.in>