Clone of https://github.com/NixOS/nixpkgs.git (to stress-test knotserver)

kicad-*: pin to protobuf_29

https://hydra.nixos.org/build/295636538/nixlog/8/tail
I tested that this fixes build of kicad-testing-small.
(some others were broken on nixpkgs master already)

+2 -2
+2 -2
pkgs/applications/science/electronics/kicad/base.nix
··· 47 47 opencascade-occt_7_6, 48 48 libngspice, 49 49 valgrind, 50 - protobuf, 50 + protobuf_29, 51 51 nng, 52 52 53 53 stable, ··· 186 186 unixODBC 187 187 libdeflate 188 188 opencascade-occt 189 - protobuf 189 + protobuf_29 190 190 191 191 # This would otherwise cause a linking requirement for mbedtls. 192 192 (nng.override { mbedtlsSupport = false; })