fix: add support for running x86_64 executables on Apple Silicon with Rosetta

Author: DaRacci

.github/workflows/debug.yaml

@@ -41,3 +41,4 @@ jobs:
         with:
           detached: true
           limit-access-to-actor: true
+          

lib.nix

@@ -74,6 +74,8 @@ rec {
     getRunnerForTarget = target:
       if target.pkgsCross.stdenv.buildPlatform.canExecute target.pkgsCross.stdenv.hostPlatform
       then null
+      else if pkgs.targetPlatform.system == "aarch64-darwin" && target.pkgsCross.targetPlatform.system == "x86_64-darwin"
+      then null # Rosetta can run x86_64 executables on Apple Silicon
       else if target.pkgsCross.targetPlatform.isWindows
       then
       # Wine can only run programs from the same architecture