remove gsr-ui input + add office.nix

remove gsr-ui input as it has been merged into nixpkgs

flake.nix

@@ -9,10 +9,6 @@
       url = "github:AceSLS/SLSsteam/a1b30e8183651a6d3a016365b18d8893964af7cc";
       inputs.nixpkgs.follows = "nixpkgs";
     };
-    gsr-ui = {
-      url = "github:rPlakama/gsr-ui-nix/c1ac4ac2fd962b7c985edb1e420bdc5b3dce56f6";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
     zen-browser.url = "github:0xc000022070/zen-browser-flake";
     xremap-flake.url = "github:xremap/nix-flake";
     millennium.url = "github:SteamClientHomebrew/Millennium?dir=packages/nix";
@@ -42,7 +38,6 @@
       xremap-flake,
       sls-steam,
       millennium,
-      gsr-ui,
       bcdl-free,
       nixvim,
       hyprsplit,
@@ -71,7 +66,7 @@
           ./modules/desktop/xremap.nix
           ./modules/desktop/flatpak.nix
           home-manager.nixosModules.home-manager
-          gsr-ui.nixosModules.default
+          # gsr-ui.nixosModules.default
           xremap-flake.nixosModules.default
           nixvim.nixosModules.nixvim
           nix-flatpak.nixosModules.nix-flatpak
@@ -93,11 +88,6 @@
               inherit hyprsplit;
             };
 
-            programs.gpu-screen-recorder = {
-              package = gsr-ui.packages.${system}.gpu-screen-recorder;
-              enable = true;
-              ui.enable = true;
-            };
           }
         ];
       };