all: remove the UV_USE_IO_URING=0 patch (seemingly fixed by linux 6.9/6.10?)

hosts/common/quirks.nix

@@ -1,15 +1,16 @@
 # quirks: temporary patches with the goal of eventually removing them
-{ lib, ... }:
+{ ... }:
 {
-  # TODO: remove after linux 6.9. see: <https://github.com/axboe/liburing/issues/1113>
+  # bug in linux 6.8(?), fixed by linux 6.9. see: <https://github.com/axboe/liburing/issues/1113>
   # - <https://github.com/neovim/neovim/issues/28149>
   # - <https://git.kernel.dk/cgit/linux/commit/?h=io_uring-6.9&id=e5444baa42e545bb929ba56c497e7f3c73634099>
   # when removing, try starting and suspending (ctrl+z) two instances of neovim simultaneously.
   # if the system doesn't freeze, then this is safe to remove.
   # added 2024-04-04
-  sane.user.fs.".profile".symlink.text = lib.mkBefore ''
-    export UV_USE_IO_URING=0
-  '';
+  # removed 2024-08-31
+  # sane.user.fs.".profile".symlink.text = lib.mkBefore ''
+  #   export UV_USE_IO_URING=0
+  # '';
 
   # powertop will default to putting USB devices -- including HID -- to sleep after TWO SECONDS
   powerManagement.powertop.enable = false;