Bump actions/setup-node from 3 to 6

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 3 to 6.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v3...v6)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/gemini-ask.yml

@@ -19,7 +19,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '20'
 

.github/workflows/gemini-pr-review.yml

@@ -15,7 +15,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '20'
 

.github/workflows/multiTenancyDeployLocal.yml

@@ -34,7 +34,7 @@ jobs:
             echo "✅ Build completed successfully!"
 
       - name: Setup Node.js 🟢
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: '18' # Ensure to use at least version 18
 

.github/workflows/multiTenant_deploy_and_Integration_test.yml

@@ -39,7 +39,7 @@ jobs:
             echo "✅ Build completed successfully!"
 
       - name: Setup Node.js 🟢
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v6
         with:
           node-version: '18' # Ensure to use at least version 18