Bump actions/setup-node from 5 to 6 (#272258)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 5 to 6.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](https://github.com/actions/setup-node/compare/v5...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] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/copilot-setup-steps.yml

@@ -29,7 +29,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 

.github/workflows/monaco-editor.yml

@@ -23,7 +23,7 @@ jobs:
         with:
           persist-credentials: false
 
-      - uses: actions/setup-node@v5
+      - uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 

.github/workflows/pr-darwin-test.yml

@@ -27,7 +27,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 

.github/workflows/pr-linux-test.yml

@@ -27,7 +27,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 

.github/workflows/pr-node-modules.yml

@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 
@@ -95,7 +95,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 
@@ -167,7 +167,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 
@@ -228,7 +228,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 

.github/workflows/pr-win32-test.yml

@@ -27,7 +27,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 

.github/workflows/pr.yml

@@ -24,7 +24,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .nvmrc
 

.github/workflows/telemetry.yml

@@ -11,7 +11,7 @@ jobs:
         with:
           persist-credentials: false
 
-      - uses: 'actions/setup-node@v5'
+      - uses: 'actions/setup-node@v6'
         with:
           node-version: 'lts/*'