chore(deps): update actions/setup-node action to v6 (#65)

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

Author: renovate[bot]

.github/workflows/build.yml

@@ -18,7 +18,7 @@ jobs:
       - name: pnpm setup
         uses: pnpm/action-setup@v4
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 20
           cache: "pnpm"

.github/workflows/lint.yml

@@ -18,7 +18,7 @@ jobs:
       - name: pnpm setup
         uses: pnpm/action-setup@v4
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 20
           cache: "pnpm"