desktop: enable zoom hotkeys in Tauri app

packages/tauri/src-tauri/capabilities/default.json

@@ -7,6 +7,7 @@
     "core:default",
     "opener:default",
     "core:window:allow-start-dragging",
+    "core:webview:allow-set-webview-zoom",
     "shell:default",
     "updater:default",
     "dialog:default",