chore(deps): bump actions/checkout from 4 to 7 (#47)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](actions/checkout@v4...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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -61,7 +61,7 @@ jobs:
       run:
         working-directory: embodied-action-receipts
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up Python 3.11
         uses: actions/setup-python@v5

.github/workflows/smoke.yml

@@ -45,7 +45,7 @@ jobs:
             agent: agent/saas_agent.py
             args: "--tenant globex-financial"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up Python 3.11
         uses: actions/setup-python@v5