darwin: fix `pkgsExtraHardening` bootstrapping (#395592)

authored by Emily and committed by GitHub 0fba8540 52efcbd0

+1
+1
pkgs/stdenv/darwin/default.nix
··· 479 isFromBootstrapFiles = true; 480 hardeningUnsupportedFlags = [ 481 "fortify3" 482 "shadowstack" 483 "stackclashprotection" 484 "zerocallusedregs"
··· 479 isFromBootstrapFiles = true; 480 hardeningUnsupportedFlags = [ 481 "fortify3" 482 + "pacret" 483 "shadowstack" 484 "stackclashprotection" 485 "zerocallusedregs"