Add Steam Deck to Kanshi config

modules/home/wms/programs/kanshi/default.nix

@@ -43,6 +43,20 @@
           ];
         };
       }
+      {
+        profile = {
+          name = "steam-deck";
+          outputs = [
+            {
+              criteria = "Valve Corporation ANX7530 U 0x00000001";
+              status = "enable";
+              mode = "800x1280@59.99900";
+              transform = "270";
+              scale = 1.0;
+            }
+          ];
+        };
+      }
       {
         profile = {
           name = "undocked";