chore(deps): update actions/setup-node action to v6 (#306)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/integration-testing.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Install pnpm
         uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5
+        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'pnpm'