Fix qt theming

flake.lock

@@ -202,11 +202,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1751432711,
-        "narHash": "sha256-136MeWtckSHTN9Z2WRNRdZ8oRP3vyx3L8UxeBYE+J9w=",
+        "lastModified": 1752048960,
+        "narHash": "sha256-gATnkOe37eeVwKKYCsL+OnS2gU4MmLuZFzzWCtaKLI8=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "497ae1357f1ac97f1aea31a4cb74ad0d534ef41f",
+        "rev": "7ced9122cff2163c6a0212b8d1ec8c33a1660806",
         "type": "github"
       },
       "original": {
@@ -281,11 +281,11 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1751741127,
-        "narHash": "sha256-t75Shs76NgxjZSgvvZZ9qOmz5zuBE8buUaYD28BMTxg=",
+        "lastModified": 1752162966,
+        "narHash": "sha256-3MxxkU8ZXMHXcbFz7UE4M6qnIPTYGcE/7EMqlZNnVDE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "29e290002bfff26af1db6f64d070698019460302",
+        "rev": "10e687235226880ed5e9f33f1ffa71fe60f2638a",
         "type": "github"
       },
       "original": {
@@ -335,11 +335,11 @@
         "systems": "systems_3"
       },
       "locked": {
-        "lastModified": 1752099138,
-        "narHash": "sha256-riX+IkcFhurR1M1vMEp2cdzraxsZEZl+XbpFWcgz3lU=",
+        "lastModified": 1752262661,
+        "narHash": "sha256-jPDiaHsKZeFH+zoxRIW0t1T/R+S8cYM3/9YUfMMjUEA=",
         "owner": "nix-community",
         "repo": "nixvim",
-        "rev": "2e24f8e62bc5da7e1ce81e2f2ff7d9e1f51350b7",
+        "rev": "658980fb247e2f10fa692bae372ac21389a67c6c",
         "type": "github"
       },
       "original": {

suites/desktop.nix

@@ -68,6 +68,7 @@ with lib; {
   # Theme QT applications
   qt = {
     enable = true;
+    platformTheme = "gnome";
     style = "adwaita-dark";
   };