Update finder.json

plugins/finder.json

@@ -18,6 +18,7 @@
     "rubick-color"
   ],
   "recommend": [
+    "rubick-excalidraw",
     "rubick-everything",
     "rubick-web-open",
     "rubick-markdown",
@@ -37,6 +38,7 @@
     "rubick-ui-plugin-saladic"
   ],
   "new": [
+    "rubick-excalidraw",
     "ip-config-rubick-plugin",
     "rubick-everything",
     "rubick-web-open",