Update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/deploy-PROD.yml

@@ -41,7 +41,7 @@ jobs:
       ##############################################################
       # Publish updated version of markdown-table-formatter on NPM #
       ##############################################################
-      - uses: actions/setup-node@v4.1.0
+      - uses: actions/setup-node@v6.1.0
         with:
           node-version: "18.x"
           registry-url: "https://registry.npmjs.org"

.github/workflows/deploy-RELEASE.yml

@@ -36,7 +36,7 @@ jobs:
       ##############################################################
       # Publish updated version of markdown-table-formatter on NPM #
       ##############################################################
-      - uses: actions/setup-node@v4.1.0
+      - uses: actions/setup-node@v6.1.0
         with:
           node-version: "18.x"
           registry-url: "https://registry.npmjs.org"

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
     steps:
       - name: Checkout Code
         uses: actions/checkout@v4
-      - uses: actions/setup-node@v4.1.0
+      - uses: actions/setup-node@v6.1.0
         with:
           node-version: "18.x"
           registry-url: "https://registry.npmjs.org"
@@ -30,7 +30,7 @@ jobs:
     steps:
       - name: Checkout Code
         uses: actions/checkout@v4
-      - uses: actions/setup-node@v4.1.0
+      - uses: actions/setup-node@v6.1.0
         with:
           node-version: "18.x"
           registry-url: "https://registry.npmjs.org"
@@ -45,7 +45,7 @@ jobs:
     steps:
       - name: Checkout Code
         uses: actions/checkout@v4
-      - uses: actions/setup-node@v4.1.0
+      - uses: actions/setup-node@v6.1.0
         with:
           node-version: "18.x"
           registry-url: "https://registry.npmjs.org"