Revert "electron-bin: remove leftover logic"

This reverts commit 64f90c5.

Author: TomaSajt

pkgs/development/tools/electron/binary/generic.nix

@@ -151,8 +151,9 @@ let
     dontBuild = true;
 
     installPhase = ''
-      mkdir -p $out/libexec/electron
+      mkdir -p $out/libexec/electron $out/bin
       unzip -d $out/libexec/electron $src
+      ln -s $out/libexec/electron/electron $out/bin
       chmod u-x $out/libexec/electron/*.so*
     '';