Remove waybar patch as it doesn't work with winter-time.

fix-waybar.patch

@@ -1,13 +0,0 @@
-diff --git a/src/modules/clock.cpp b/src/modules/clock.cpp
-index f313606..daa0f6a 100644
---- a/src/modules/clock.cpp
-+++ b/src/modules/clock.cpp
-@@ -46,7 +46,7 @@ auto waybar::modules::Clock::update() -> void {
-                        date::make_zoned(time_zone_, date::floor<std::chrono::seconds>(now))};
- 
-   std::string text;
--  if (!fixed_time_zone_) {
-+  if (false && !fixed_time_zone_) {
-     // As date dep is not fully compatible, prefer fmt
-     tzset();
-     auto localtime = fmt::localtime(std::chrono::system_clock::to_time_t(now));

sway.nix

@@ -7,11 +7,7 @@
 
   environment.systemPackages = with pkgs; with gnome3; [
     i3status
-    ((waybar.override { pulseSupport = true; }).overrideDerivation (_: {
-      patches = [
-        ./fix-waybar.patch
-      ];
-    }))
+    (waybar.override { pulseSupport = true; })
     wofi
     ydotool
     wl-clipboard