switch to nixpkgs unstable

patches/nixpkgs/fix-steam-generation-after-generation-switch.patch

@@ -1,27 +0,0 @@
-From ac4d51306af54a088e29e2e5efcfac5dfe87d95c Mon Sep 17 00:00:00 2001
-From: lelgenio <lelgenio@disroot.org>
-Date: Fri, 4 Aug 2023 01:25:04 -0300
-Subject: [PATCH] HACK: fix steam after generation switch
-
----
- pkgs/build-support/build-fhsenv-bubblewrap/default.nix | 4 ++++
- 1 file changed, 4 insertions(+)
-
-diff --git a/pkgs/build-support/build-fhsenv-bubblewrap/default.nix b/pkgs/build-support/build-fhsenv-bubblewrap/default.nix
-index 3500e5e9216f..4d7ac0aa7618 100644
---- a/pkgs/build-support/build-fhsenv-bubblewrap/default.nix
-+++ b/pkgs/build-support/build-fhsenv-bubblewrap/default.nix
-@@ -152,6 +152,10 @@ let
-       fi
-       if [[ -L $i ]]; then
-         symlinks+=(--symlink "$(${coreutils}/bin/readlink "$i")" "$i")
-+      elif [[ -f $i && -r $i ]]; then
-+        SNAPSHOT=$(mktemp --dry-run)
-+        cp "$i" "$SNAPSHOT"
-+        ro_mounts+=(--ro-bind-try "$SNAPSHOT" "$i")
-       else
-         ro_mounts+=(--ro-bind-try "$i" "$i")
-       fi
--- 
-2.42.0
-