Motivation for this change

None of these build because they don't exist in the 10.10 sdk anymore.

installing
cp: cannot stat '/nix/store/aihgjdf0jbhnhnflyaxasmfhb03nlj8l-MacOS_SDK-10.10/Library/Frameworks/Python.framework/Versions/2.7/Headers': No such file or directory
builder for '/nix/store/x3yvwipqjb3v9qb614i60inzim2mj719-apple-framework-Python.drv' failed with exit code 1

/cc @copumpkin

Things done

• Tested using sandboxing (nix.useSandbox on NixOS, or option build-use-sandbox in nix.conf on non-NixOS)
• Built on platform(s)
  • NixOS
  • macOS
  • other Linux distributions
• Tested via one or more NixOS test(s) if existing and applicable for the change (look inside nixos/tests)
• Tested compilation of all pkgs that depend on this change using nix-shell -p nox --run "nox-review wip"
• Tested execution of all binary files (usually in ./result/bin/)
• Fits CONTRIBUTING.md.