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/docker_apply_cache.yaml

@@ -132,7 +132,7 @@ jobs:
         - ${{ github.workspace }}:/home/rstudio/lesson
       options: --cpus 2
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: "Debugging Info"
         run: |

.github/workflows/docker_build_deploy.yaml

@@ -61,7 +61,7 @@ jobs:
 
       - name: "Checkout Lesson"
         if: steps.build-check.outputs.do-build == 'true'
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: "Get container version info"
         id: wb-vers
@@ -99,7 +99,7 @@ jobs:
         - ${{ github.workspace }}:/home/rstudio/lesson
       options: --cpus 1
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: "Debugging Info"
         run: |

.github/workflows/docker_pr_receive.yaml

@@ -26,7 +26,7 @@ jobs:
       branch-exists: ${{ steps.check.outputs.exists }}
     steps:
       - name: "Checkout Lesson"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: "Check if md-outputs branch exists"
         id: check
@@ -109,7 +109,7 @@ jobs:
       renv-cache-hashsum: ${{ steps.renv-check.outputs.renv-cache-hashsum }}
     steps:
       - name: "Checkout Lesson"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: "Is renv required?"
         id: renv-check
@@ -153,10 +153,10 @@ jobs:
       workbench-update: ${{ steps.wb-vers.outputs.workbench-update }}
       build-site: ${{ steps.build-site.outcome }}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: "Check Out Staging Branch"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           ref: md-outputs
           path: ${{ env.GHWMD }}

.github/workflows/lint.yaml

@@ -17,7 +17,7 @@ jobs:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
       RENV_PATHS_ROOT: ~/.local/share/renv/
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: r-lib/actions/setup-r@v2
         with:

.github/workflows/pr-comment.yaml

@@ -42,7 +42,7 @@ jobs:
           exit 1
 
       - name: "Checkout Lesson"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: "Verify committed files"
         id: changed-files
@@ -112,7 +112,7 @@ jobs:
       contents: write
     steps:
       - name: "Checkout md outputs"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           ref: md-outputs
           path: built

.github/workflows/update-cache.yaml

@@ -63,7 +63,7 @@ jobs:
       renv-needed: ${{ steps.renv-check.outputs.renv-needed }}
     steps:
       - name: "Checkout Lesson"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: "Is renv required?"
         id: renv-check
@@ -89,7 +89,7 @@ jobs:
       RENV_PATHS_ROOT: ~/.local/share/renv/
     steps:
       - name: "Checkout Lesson"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: "Set up R"
         uses: r-lib/actions/setup-r@v2

.github/workflows/update-workflows.yaml

@@ -29,7 +29,7 @@ jobs:
       id-token: write
     steps:
       - name: "Checkout Repository"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: "Validate Current Org and Workflow"
         id: validate-org-workflow