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

Author: renovate[bot]

.github/workflows/e2e-test.yml

@@ -23,7 +23,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           path: "cli"
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node }}
           cache: yarn

.github/workflows/local-e2e-test.yml

@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           path: "cli"
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node }}
       - name: Install Setuptools (MacOS)

.github/workflows/unit-test.yml

@@ -15,7 +15,7 @@ jobs:
     name: Node ${{ matrix.node }}
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node }}
           # temporary, remove this once the cached node 22.x version is updated with lts