chore(deps): update dependency tsdown>rolldown to v1.0.0-rc.4

Author: renovate[bot]

package.json

@@ -121,7 +121,7 @@
   },
   "pnpm": {
     "overrides": {
-      "tsdown>rolldown": "1.0.0-rc.1",
+      "tsdown>rolldown": "1.0.0-rc.4",
       "tsdown>rolldown-plugin-dts": "0.20.0",
       "vitepress>vite": "npm:rolldown-vite@7.3.1"
     },