treewide: clean up 'meta = with' pattern

This commit was created by a combination of scripts and tools:
- an ast-grep script to prefix things in meta with `lib.`,
- a modified nixf-diagnose / nixf combination to remove unused `with
lib;`, and
- regular nixfmt.

Co-authored-by: Wolfgang Walther <walther@technowledgy.de>

pkgs/development/ocaml-modules/react/default.nix

@@ -28,12 +28,12 @@ stdenv.mkDerivation rec {
 
   inherit (topkg) buildPhase installPhase;
 
-  meta = with lib; {
+  meta = {
     homepage = "https://erratique.ch/software/react";
     description = "Applicative events and signals for OCaml";
-    license = licenses.bsd3;
+    license = lib.licenses.bsd3;
     inherit (ocaml.meta) platforms;
-    maintainers = with maintainers; [
+    maintainers = with lib.maintainers; [
       vbmithr
       gal_bolle
     ];