chore(deps): update actions/setup-node action to v6 (#30)

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

Author: renovate[bot]

.github/workflows/lint.yml

@@ -22,7 +22,7 @@ jobs:
         uses: pnpm/action-setup@v4
 
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version-file: .node-version
           cache: "pnpm"

.github/workflows/publish.yml

@@ -27,7 +27,7 @@ jobs:
         uses: pnpm/action-setup@v4
 
       - name: setup node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version-file: .node-version
           cache: 'pnpm'

.github/workflows/test.yml

@@ -30,7 +30,7 @@ jobs:
         uses: pnpm/action-setup@v4
 
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version-file: ${{ env.NODE_VERSION == null && '.node-version' || '' }}
           node-version: ${{ env.NODE_VERSION }}