fix all statix warnings and re-enable statix pre-commit

Signed-off-by: ahuston-0 <aliceghuston@gmail.com>

lib/default.nix

@@ -21,7 +21,7 @@
     #
     # type:
     # mapGetAttr :: String -> AttrSet -> [Any]
-    mapGetAttr = (attr: set: lib.mapAttrsToList (_: attrset: lib.getAttr attr attrset) set);
+    mapGetAttr = attr: set: lib.mapAttrsToList (_: attrset: lib.getAttr attr attrset) set;
 
     # gets list of files and directories inside of a directory
     #
@@ -44,7 +44,7 @@
     lsdir =
       dir:
       lib.optionals (builtins.pathExists dir) (
-        lib.attrNames (lib.filterAttrs (path: type: type == "directory") (builtins.readDir (dir)))
+        lib.attrNames (lib.filterAttrs (path: type: type == "directory") (builtins.readDir dir))
       );
 
     # return full paths of all files in a directory

lib/systems.nix

@@ -97,7 +97,7 @@ rec {
   # type:
   # genNonX86 :: AttrSet -> [AttrSet]
   genNonX86 =
-    { ... }:
+    { _ }:
     [
       {
         config.nixpkgs = {