chore(deps): bump actions/checkout from 5 to 6 (#6192)

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  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/npm-bru-cli.yml

@@ -25,7 +25,7 @@ jobs:
         os: [ubuntu-latest, macos-latest]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v5
         with:
           node-version-file: '.nvmrc'

.github/workflows/ssl-tests.yml

@@ -15,7 +15,7 @@ jobs:
       pull-requests: write
       contents: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Node Dependencies
         uses: ./.github/actions/common/setup-node-deps
@@ -44,7 +44,7 @@ jobs:
       pull-requests: write
       contents: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Node Dependencies
         uses: ./.github/actions/common/setup-node-deps
@@ -73,7 +73,7 @@ jobs:
       pull-requests: write
       contents: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       
       - name: Setup Node Dependencies
         uses: ./.github/actions/common/setup-node-deps

.github/workflows/tests.yml

@@ -13,7 +13,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v5
         with:
           node-version-file: '.nvmrc'
@@ -67,7 +67,7 @@ jobs:
       pull-requests: write
       contents: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-node@v5
         with:
           node-version-file: '.nvmrc'
@@ -110,7 +110,7 @@ jobs:
     timeout-minutes: 60
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: actions/setup-node@v5
       with:
         node-version: v22.11.x