chore(deps): bump actions/checkout from 6 to 7

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
   repo-hygiene:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
 
     - name: Ensure .squad stays untracked
       shell: bash
@@ -38,7 +38,7 @@ jobs:
         Write-Error "repo-hygiene failed; see the repo-hygiene job output."
         exit 1
 
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
       with:
         fetch-depth: 0
 
@@ -312,7 +312,7 @@ jobs:
         Write-Error "repo-hygiene failed; see the repo-hygiene job output."
         exit 1
 
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
       with:
         fetch-depth: 0
 
@@ -384,7 +384,7 @@ jobs:
         rid: [win-x64, win-arm64]
 
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
       with:
         fetch-depth: 0
 
@@ -460,7 +460,7 @@ jobs:
             platform: ARM64
 
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
       with:
         fetch-depth: 0
 
@@ -550,7 +550,7 @@ jobs:
       id-token: write
 
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
 
     - name: Download win-x64 tray artifact
       uses: actions/download-artifact@v8

.github/workflows/codeql.yml

@@ -89,7 +89,7 @@ jobs:
     timeout-minutes: 45
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
@@ -124,7 +124,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v4

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

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Install gh-aw extension
         uses: github/gh-aw-actions/setup-cli@c0338fef4749d08c21f8f975fb0e37efa17dda47 # v0.79.8
         with:

.github/workflows/gateway-lkg-update.yml

@@ -20,7 +20,7 @@ jobs:
       BRANCH_NAME: automation/gateway-lkg-update
       DEFAULT_BRANCH: ${{ github.event.repository.default_branch }}
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
       with:
         fetch-depth: 0