persist: fix permission mapping when acl is specified as toplevel attribute

```
• Updated input 'nixpkgs-stable':
    'github:NixOS/nixpkgs/8c54d842d9544361aac5f5b212ba04e4089e8efe' (2023-01-08)
  → 'github:NixOS/nixpkgs/6a3f9996408c970b99b8b992b11bb249d1455b62' (2023-01-12)
• Updated input 'nixpkgs-unpatched':
    'github:NixOS/nixpkgs/aa1d74709f5dac623adb4d48fdfb27cc2c92a4d4' (2023-01-09)
  → 'github:NixOS/nixpkgs/6c8644fc37b6e141cbfa6c7dc8d98846c4ff0c2e' (2023-01-11)
• Updated input 'sops-nix':
    'github:Mic92/sops-nix/2253120d2a6147e57bafb5c689e086221df8032f' (2023-01-08)
  → 'github:Mic92/sops-nix/32187b33ac6ec9b628dcd08dd941a715e6241dda' (2023-01-12)
```

flake.lock

@@ -60,7 +60,7 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-5eJxyBRYQCoRt92ZFUOdT237Z0VscuNRd0pktDYWJYE=",
+        "narHash": "sha256-RM4ZprjMlUTMD0huOPQceF0ujXG2xk7LE1fGXfcg71g=",
         "path": "nixpatches",
         "type": "path"
       },
@@ -71,11 +71,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1673163619,
+        "lastModified": 1673527292,
-        "narHash": "sha256-B33PFBL64ZgTWgMnhFL3jgheAN/DjHPsZ1Ih3z0VE5I=",
+        "narHash": "sha256-903EpRSDCfUvic7Hsiqwy+h7zlMTLAUbCXkEGGriCfM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "8c54d842d9544361aac5f5b212ba04e4089e8efe",
+        "rev": "6a3f9996408c970b99b8b992b11bb249d1455b62",
         "type": "github"
       },
       "original": {
@@ -102,11 +102,11 @@
     },
     "nixpkgs-unpatched": {
       "locked": {
-        "lastModified": 1673226411,
+        "lastModified": 1673450908,
-        "narHash": "sha256-b6cGb5Ln7Zy80YO66+cbTyGdjZKtkoqB/iIIhDX9gRA=",
+        "narHash": "sha256-b8em+kwrNtnB7gR8SyVf6WuTyQ+6tHS6dzt9D9wgKF0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "aa1d74709f5dac623adb4d48fdfb27cc2c92a4d4",
+        "rev": "6c8644fc37b6e141cbfa6c7dc8d98846c4ff0c2e",
         "type": "github"
       },
       "original": {
@@ -134,11 +134,11 @@
         "nixpkgs-stable": "nixpkgs-stable_2"
       },
       "locked": {
-        "lastModified": 1673147300,
+        "lastModified": 1673481602,
-        "narHash": "sha256-gR9OEfTzWfL6vG0qkbn1TlBAOlg4LuW8xK/u0V41Ihc=",
+        "narHash": "sha256-P80X38fOM2MtoYdgkyuksGOQPDhIhNJW2W2jMeMIZzE=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "2253120d2a6147e57bafb5c689e086221df8032f",
+        "rev": "32187b33ac6ec9b628dcd08dd941a715e6241dda",
         "type": "github"
       },
       "original": {

modules/persist/default.nix

@@ -103,7 +103,7 @@ let
     (orig: lib.recursiveUpdate
       (builtins.removeAttrs orig ["user" "group" "mode" ])
       {
-        acl = sane-lib.filterByName ["user" "group" "mode"] (orig.acl or {});
+        acl = sane-lib.filterByName ["user" "group" "mode"] orig;
       }
     )
     to;

nixpatches/list.nix

@@ -16,7 +16,7 @@
   # kiwix-tools: init at 3.4.0
   (fetchpatch {
     url = "https://github.com/NixOS/nixpkgs/pull/206254.diff";
-    sha256 = "sha256-Z4V9mOv4HYg3kDnWoYcxz3ch03I/1USrLjzlq4X9YqI=";
+    sha256 = "sha256-Cendm7a23qj/YRBj5qVM8jhl9oTpztaDEkXcSG4dJys=";
   })
 
   ./2022-12-19-i2p-aarch64.patch