chore(nix): bump rocksdb version in flake.nix to 10.4.fb

This works without any further changes. Multiple people in the matrix
room (including myself) have reported that the built executable runs
fine with this. Nevertheless, there might be room for improvements (in
future commits)

flake.lock

@@ -516,16 +516,16 @@
     "rocksdb": {
       "flake": false,
       "locked": {
-        "lastModified": 1741308171,
-        "narHash": "sha256-YdBvdQ75UJg5ffwNjxizpviCVwVDJnBkM8ZtGIduMgY=",
-        "ref": "v9.11.1",
-        "rev": "3ce04794bcfbbb0d2e6f81ae35fc4acf688b6986",
-        "revCount": 13177,
+        "lastModified": 1753385396,
+        "narHash": "sha256-/Hvy1yTH/0D5aa7bc+/uqFugCQq4InTdwlRw88vA5IY=",
+        "ref": "10.4.fb",
+        "rev": "28d4b7276c16ed3e28af1bd96162d6442ce25923",
+        "revCount": 13318,
         "type": "git",
         "url": "https://forgejo.ellis.link/continuwuation/rocksdb"
       },
       "original": {
-        "ref": "v9.11.1",
+        "ref": "10.4.fb",
         "type": "git",
         "url": "https://forgejo.ellis.link/continuwuation/rocksdb"
       }

flake.nix

@@ -17,7 +17,7 @@
     nix-filter.url = "github:numtide/nix-filter?ref=main";
     nixpkgs.url = "github:NixOS/nixpkgs?ref=nixpkgs-unstable";
     rocksdb = {
-      url = "git+https://forgejo.ellis.link/continuwuation/rocksdb?ref=v9.11.1";
+      url = "git+https://forgejo.ellis.link/continuwuation/rocksdb?ref=10.4.fb";
       flake = false;
     };
   };
@@ -62,7 +62,7 @@
               }).overrideAttrs
                 (old: {
                   src = inputs.rocksdb;
-                  version = "v9.11.1";
+                  version = "v10.4.fb";
                   cmakeFlags =
                     pkgs.lib.subtractLists [
                       # No real reason to have snappy or zlib, no one uses this