[Update] snapshot config schema

Author: github-actions[bot]

schemas/config.schema.json

@@ -433,6 +433,7 @@
         "border",
         "mac_window_bar",
         "margin",
+        "radius",
         "shadow",
         "title_config"
       ],
@@ -446,6 +447,10 @@
         "margin": {
           "$ref": "#/definitions/Margin"
         },
+        "radius": {
+          "type": "number",
+          "format": "float"
+        },
         "shadow": {
           "$ref": "#/definitions/Shadow"
         },