chore(deps): update codspeedhq/action action to v4

Author: renovate[bot]

.github/workflows/bench.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Install dependencies
         run: pnpm install
       - name: Run benchmarks
-        uses: CodSpeedHQ/action@v3
+        uses: CodSpeedHQ/action@v4
         with:
           run: pnpm vitest bench
           # token retrieved from the CodSpeed app at the previous step