ci(action): update actions/setup-node action to v6 (#534)

Author: renovate[bot]

.github/workflows/release.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: lts/*
           cache: npm

.github/workflows/test.yml

@@ -24,7 +24,7 @@ jobs:
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
       - name: Test with Node.js ${{ matrix.node_version }}
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           cache: npm
           node-version: ${{ matrix.node_version }}

.github/workflows/update-docs.yml

@@ -13,7 +13,7 @@ jobs:
           app-id: ${{ vars.OCTOKIT_APP_ID }}
           private-key: ${{ secrets.OCTOKIT_APP_PRIVATE_KEY }}
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: 24
           cache: npm

.github/workflows/update-prettier.yml

@@ -13,7 +13,7 @@ jobs:
           app-id: ${{ vars.OCTOKIT_APP_ID }}
           private-key: ${{ secrets.OCTOKIT_APP_PRIVATE_KEY }}
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           cache: npm
           node-version: lts/*