Update actions/setup-node action to v6 (#2338)

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

Author: renovate[bot]

.github/workflows/changesets.yml

@@ -16,7 +16,7 @@ jobs:
           # Fetch all git history for correct changelog commits
           fetch-depth: 0
       - name: Use Node.js 16
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: 16.20.2
       - name: Update npm

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js 16
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: 16.20.2
       - name: Cache node modules
@@ -41,7 +41,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js 16
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: 16.20.2
       - name: Cache node modules
@@ -62,7 +62,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Use Node.js 16
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: 16.20.2
       - name: Cache node modules
@@ -89,7 +89,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
       - name: Use Node.js 16
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: 16.20.2
       - name: Cache node modules