config/launcher: set default maxShown to 7

Better for 1920x1080 screens

README.md

@@ -463,7 +463,7 @@ default, you must create it manually.
         "dragThreshold": 50,
         "vimKeybinds": false,
         "enableDangerousActions": false,
-        "maxShown": 8,
+        "maxShown": 7,
         "maxWallpapers": 9,
         "specialPrefix": "@",
         "useFuzzy": {

config/LauncherConfig.qml

@@ -3,7 +3,7 @@ import Quickshell.Io
 JsonObject {
     property bool enabled: true
     property bool showOnHover: false
-    property int maxShown: 8
+    property int maxShown: 7
     property int maxWallpapers: 9 // Warning: even numbers look bad
     property string specialPrefix: "@"
     property string actionPrefix: ">"