sacrifice: fix runtime on darwin

[veprbl]

Motivation for this change

Fixes following error:

dyld: Library not loaded: @rpath/libpythia8.dylib
  Referenced from: /nix/store/xxxxx-sacrifice-1.0.0/bin/run-pythia
  Reason: image not found

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.

---

[GrahamcOfBorg]

Success on x86_64-darwin (full log)

Attempted: sacrifice

Partial log (click to expand)

make[2]: Entering directory '/private/tmp/nix-build-sacrifice-1.0.0.drv-0/Sacrifice-1.0.0'
make[2]: Nothing to be done for 'install-exec-am'.
make[2]: Nothing to be done for 'install-data-am'.
make[2]: Leaving directory '/private/tmp/nix-build-sacrifice-1.0.0.drv-0/Sacrifice-1.0.0'
make[1]: Leaving directory '/private/tmp/nix-build-sacrifice-1.0.0.drv-0/Sacrifice-1.0.0'
post-installation fixup
strip is /nix/store/kdff2gim6417493yha769kh00n63lnrw-cctools-binutils-darwin/bin/strip
stripping (with command strip and flags -S) in /nix/store/vj9swj39jn82jn08sxdsibmvg2yfdgg5-sacrifice-1.0.0/lib  /nix/store/vj9swj39jn82jn08sxdsibmvg2yfdgg5-sacrifice-1.0.0/bin
patching script interpreter paths in /nix/store/vj9swj39jn82jn08sxdsibmvg2yfdgg5-sacrifice-1.0.0
/nix/store/vj9swj39jn82jn08sxdsibmvg2yfdgg5-sacrifice-1.0.0

[GrahamcOfBorg]

Success on aarch64-linux (full log)

Attempted: sacrifice

Partial log (click to expand)

make[1]: Leaving directory '/build/Sacrifice-1.0.0'
post-installation fixup
shrinking RPATHs of ELF executables and libraries in /nix/store/iiq8cdz07rvlqngl9bm7nrv1giisgpxi-sacrifice-1.0.0
shrinking /nix/store/iiq8cdz07rvlqngl9bm7nrv1giisgpxi-sacrifice-1.0.0/lib/SacrificePlugin.so.0.0.0
shrinking /nix/store/iiq8cdz07rvlqngl9bm7nrv1giisgpxi-sacrifice-1.0.0/bin/run-pythia
strip is /nix/store/j7d4mr0ikv974ig7yzhknpsq288js4bs-binutils-2.30/bin/strip
stripping (with command strip and flags -S) in /nix/store/iiq8cdz07rvlqngl9bm7nrv1giisgpxi-sacrifice-1.0.0/lib  /nix/store/iiq8cdz07rvlqngl9bm7nrv1giisgpxi-sacrifice-1.0.0/bin
patching script interpreter paths in /nix/store/iiq8cdz07rvlqngl9bm7nrv1giisgpxi-sacrifice-1.0.0
checking for references to /build in /nix/store/iiq8cdz07rvlqngl9bm7nrv1giisgpxi-sacrifice-1.0.0...
/nix/store/iiq8cdz07rvlqngl9bm7nrv1giisgpxi-sacrifice-1.0.0

[GrahamcOfBorg]

Success on x86_64-linux (full log)

Attempted: sacrifice

Partial log (click to expand)

these paths will be fetched (15.85 MiB download, 70.50 MiB unpacked):
  /nix/store/5y0lwlkpq1a5bxz512ll2hj1cbwm1vxh-sacrifice-1.0.0
  /nix/store/bimnyrrwbcj8552ayg7g704mmdxpkc1d-pythia-8.226
copying path '/nix/store/bimnyrrwbcj8552ayg7g704mmdxpkc1d-pythia-8.226' from 'https://cache.nixos.org'...
copying path '/nix/store/5y0lwlkpq1a5bxz512ll2hj1cbwm1vxh-sacrifice-1.0.0' from 'https://cache.nixos.org'...
/nix/store/5y0lwlkpq1a5bxz512ll2hj1cbwm1vxh-sacrifice-1.0.0