Register IconTheme in OpenAPI schema after rmcp 1.5.0 upgrade (#8621)

Signed-off-by: jh-block <jhugo@block.xyz>

ui/desktop/openapi.json

@@ -5549,9 +5549,35 @@
           },
           "src": {
             "type": "string"
+          },
+          "theme": {
+            "anyOf": [
+              {
+                "$ref": "#/components/schemas/IconTheme"
+              },
+              {
+                "type": "object"
+              }
+            ]
           }
         }
       },
+      "IconTheme": {
+        "oneOf": [
+          {
+            "type": "string",
+            "enum": [
+              "light"
+            ]
+          },
+          {
+            "type": "string",
+            "enum": [
+              "dark"
+            ]
+          }
+        ]
+      },
       "ImageContent": {
         "type": "object",
         "required": [

ui/desktop/src/api/types.gen.ts

@@ -549,8 +549,13 @@ export type Icon = {
     mimeType?: string;
     sizes?: Array<string>;
     src: string;
+    theme?: IconTheme | {
+        [key: string]: unknown;
+    };
 };
 
+export type IconTheme = 'light' | 'dark';
+
 export type ImageContent = {
     _meta?: {
         [key: string]: unknown;