build(deps): update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -80,7 +80,7 @@ jobs:
           fetch-depth: 0
       - id: setup-nodejs
         name: Setup Node.js
-        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6
         with:
           node-version: 22.x
           cache: "npm"

.github/workflows/pr.yaml

@@ -44,7 +44,7 @@ jobs:
           fetch-depth: 0
       - id: setup-nodejs
         name: Setup Node.js
-        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6
         with:
           node-version: 22.x
           cache: "npm"