refactor(dialog): reuse message command for confirm (#3287)

* chore(dialog): reuse `message` command for confirm

* Add change file

* Remove ask and confirm from default permissions

* Format

* Remove extra `toString`

* Point `allow-confirm` to `allow-message`

examples/api/src-tauri/capabilities/base.json

@@ -23,11 +23,7 @@
     "core:window:allow-start-dragging",
     "notification:default",
     "os:allow-platform",
-    "dialog:allow-open",
-    "dialog:allow-ask",
-    "dialog:allow-save",
-    "dialog:allow-confirm",
-    "dialog:allow-message",
+    "dialog:default",
     {
       "identifier": "shell:allow-spawn",
       "allow": [