update to nixpkgs/staging-next

```
• Updated input 'nixpkgs-unpatched':
    'github:nixos/nixpkgs/1e2590679d0ed2cee2736e8b80373178d085d263' (2023-03-09)
  → 'github:nixos/nixpkgs/140a35879a1bec9907a15a66b6350e0efbef5239' (2023-03-11)
• Updated input 'uninsane-dot-org':
    'git+https://git.uninsane.org/colin/uninsane?ref=refs%2fheads%2fmaster&rev=9b549e42da18218e46d1bf217b5eb81c0c4caf11' (2023-03-10)
  → 'git+https://git.uninsane.org/colin/uninsane?ref=refs%2fheads%2fmaster&rev=a8aa5ac6e6b5a5fb76c116caf8a1dd94d078bac2' (2023-03-11)
```

flake.lock

@@ -82,16 +82,16 @@
     },
     "nixpkgs-unpatched": {
       "locked": {
-        "lastModified": 1678380223,
-        "narHash": "sha256-HUxnK38iqrX84QdQxbFcosRKV3/koj1Zzp5b5aP4lIo=",
+        "lastModified": 1678536071,
+        "narHash": "sha256-bj38dJO1KfHGbC8F0C3UKBPhAstqMcQed0GiFZnaNKA=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "1e2590679d0ed2cee2736e8b80373178d085d263",
+        "rev": "140a35879a1bec9907a15a66b6350e0efbef5239",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-unstable",
+        "ref": "staging-next",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -134,11 +134,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1678438369,
-        "narHash": "sha256-GfhWNvAfNZpvP5RZo1yetgJ5+eAp+zlkjS2+YJqN8fs=",
+        "lastModified": 1678521821,
+        "narHash": "sha256-BlFdD28AeizJRa4DtnwxqZqvBTvsXIrf3kiI26Q3J1A=",
         "ref": "refs/heads/master",
-        "rev": "9b549e42da18218e46d1bf217b5eb81c0c4caf11",
-        "revCount": 173,
+        "rev": "a8aa5ac6e6b5a5fb76c116caf8a1dd94d078bac2",
+        "revCount": 175,
         "type": "git",
         "url": "https://git.uninsane.org/colin/uninsane"
       },

flake.nix

@@ -22,7 +22,8 @@
     # nixpkgs-stable.url = "github:nixos/nixpkgs?ref=nixos-22.11";
 
     # <https://github.com/nixos/nixpkgs/tree/nixos-unstable>
-    nixpkgs-unpatched.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    # nixpkgs-unpatched.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    nixpkgs-unpatched.url = "github:nixos/nixpkgs?ref=staging-next";
 
     # nixpkgs = {
     #   url = "./nixpatches";

nixpatches/list.nix

@@ -28,7 +28,7 @@
   # it's a revert of nixpkgs commit dcf630c172df2a9ecaa47c77f868211e61ae8e52
   # ./2023-01-30-mesa-cma-leak.patch
   # upgrade to 22.3.6 instead
-  ./2023-02-28-mesa-22.3.6.patch
+  # ./2023-02-28-mesa-22.3.6.patch
 
   # fix qt6.qtbase and qt6.qtModule to cross-compile.
   # unfortunately there's some tangle that makes that difficult to do via the normal `override` facilities
@@ -38,10 +38,10 @@
   ./2023-03-04-ccache-cross-fix.patch
 
   # 2023-03-09: phosh: 0.23 -> 0.25.1
-  (fetchpatch {
-    url = "https://github.com/NixOS/nixpkgs/pull/219355.diff";
-    hash = "sha256-hx2keVWuokla2Oi92zoXsnjVuwakxL2cB55ctzlO8OQ=";
-  })
+  # (fetchpatch {
+  #   url = "https://github.com/NixOS/nixpkgs/pull/219355.diff";
+  #   hash = "sha256-hx2keVWuokla2Oi92zoXsnjVuwakxL2cB55ctzlO8OQ=";
+  # })
 
   ./2023-03-10-hase.patch