s6: move to tools/system

Matches runit, a similar process supervisor.

+1 -1
pkgs/servers/s6/default.nix pkgs/tools/system/s6/default.nix
+1 -1
pkgs/top-level/all-packages.nix
··· 9144 9144 9145 9145 ripple-rest = callPackage ../servers/rippled/ripple-rest.nix { }; 9146 9146 9147 - s6 = callPackage ../servers/s6 { }; 9147 + s6 = callPackage ../tools/system/s6 { }; 9148 9148 9149 9149 s6-rc = callPackage ../tools/system/s6-rc { }; 9150 9150