treewide: upstreaming changes

Signed-off-by: s0me1newithhand7s <117505144+s0me1newithhand7s@users.noreply.github.com>

s0mePC-nix/programs/gamemode.nix

@@ -2,6 +2,7 @@
     programs = {
         gamemode = {
             enable = true;
+            enableRenice = true;
         };
     };
 }

s0mePC-nix/programs/nekoray.nix

@@ -0,0 +1,11 @@
+{...}: {
+    programs = {
+        nekoray = {
+            enable = true;
+            tunMode = {
+                enable = true;
+                setuid = true;
+            };
+        };
+    };
+}