fix: make override schema match runtime by allowing omitted properties

Author: Copilot

schemas/v1/override-config.schema.json

@@ -77,8 +77,7 @@
     "overrideEntry": {
       "type": "object",
       "required": [
-        "name",
-        "properties"
+        "name"
       ],
       "additionalProperties": false,
       "properties": {

scripts/generate-schemas.mjs

@@ -311,7 +311,7 @@ const overrideSchema = {
     },
     overrideEntry: {
       type: 'object',
-      required: ['name', 'properties'],
+      required: ['name'],
       additionalProperties: false,
       properties: {
         name: {