librewolf-unwrapped: uses setting provided by buildMozillaMach

pkgs/applications/networking/browsers/librewolf/default.nix

···
   src = librewolf-src.firefox;
   requireSigning = false;
   allowAddonSideload = true;
+  branding = "browser/branding/librewolf";
   inherit (librewolf-src) extraConfigureFlags extraPatches extraPostPatch extraPassthru;
 
   meta = {

pkgs/applications/networking/browsers/librewolf/librewolf.nix

···
   extraConfigureFlags = [
     "--with-app-name=librewolf"
     "--with-app-basename=LibreWolf"
-    "--with-branding=browser/branding/librewolf"
-    "--with-distribution-id=io.gitlab.librewolf-community"
     "--with-unsigned-addon-scopes=app,system"
-    "--allow-addon-sideload"
   ];
 
   extraPostPatch = ''