(chore): Locking TanstackDB demo dependencies (#909)

Author: Chriztiaan

demos/react-supabase-todolist-tanstackdb/package.json

@@ -20,9 +20,9 @@
     "@powersync/react": "^1.9.1",
     "@powersync/web": "^1.37.0",
     "@supabase/supabase-js": "^2.39.7",
-    "@tanstack/db": "^0.5.11",
-    "@tanstack/powersync-db-collection": "^0.1.15",
-    "@tanstack/react-db": "^0.1.55",
+    "@tanstack/db": "0.5.11",
+    "@tanstack/powersync-db-collection": "0.1.15",
+    "@tanstack/react-db": "0.1.55",
     "formik": "^2.4.6",
     "lodash": "^4.17.21",
     "react": "^18.2.0",