fix(ci): bump actions/checkout from 6.0.2 to 7.0.1

Bumps [actions/checkout](https://github.com/actions/checkout) from 6.0.2 to 7.0.1.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](actions/checkout@v6.0.2...v7.0.1)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 7.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/ci-doctor.lock.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v6.0.2
+    - uses: actions/checkout@v7.0.1
 
     - name: Set up Node.js
       uses: actions/setup-node@v6

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v6.0.2
+      uses: actions/checkout@v7.0.1
 
     - name: Extract branch name
       shell: bash

.github/workflows/msdo-breach-monitor.lock.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
 
       # Checkout your code repository to scan
-    - uses: actions/checkout@v6.0.2
+    - uses: actions/checkout@v7.0.1
 
       # Run analyzers
     - uses: ./

.github/workflows/msdo-issue-assistant.lock.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
 
       # Checkout your code repository to scan
-    - uses: actions/checkout@v6.0.2
+    - uses: actions/checkout@v7.0.1
 
       # Run analyzers
     - name: Run Microsoft Security DevOps Analysis

.github/workflows/official-build.yml

@@ -14,7 +14,7 @@ jobs:
     steps:
 
       # Checkout your code repository to scan
-    - uses: actions/checkout@v6.0.2
+    - uses: actions/checkout@v7.0.1
 
     # Run MSDO v1
     - name: Run MSDO

.github/workflows/on-push-verification.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       # Run MSDO — scan may find nothing (no real targets), that's fine.
       # Side effect: Guardian downloads all tool packages into _msdo/packages/nuget/.