build(deps): bump r-lib/actions from 2.11.4 to 2.12.0

Bumps [r-lib/actions](https://github.com/r-lib/actions) from 2.11.4 to 2.12.0.
- [Release notes](https://github.com/r-lib/actions/releases)
- [Changelog](https://github.com/r-lib/actions/blob/v2-branch/NEWS.md)
- [Commits](r-lib/actions@6f6e5bc...a51a801)

---
updated-dependencies:
- dependency-name: r-lib/actions
  dependency-version: 2.12.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/lint_changed_files.yml

@@ -272,7 +272,7 @@ jobs:
       - name: 'Setup R'
         if: ( success() || failure() ) && steps.check-r-files.outputs.files != ''
         # Pin action to full length commit SHA
-        uses: r-lib/actions/setup-r@6f6e5bc62fba3a704f74e7ad7ef7676c5c6a2590 # v2.11.4
+        uses: r-lib/actions/setup-r@a51a8012b0aab7c32ef9d19bf54da93f3254335e # v2.12.0
         with:
           r-version: '4.3.3'
 

.github/workflows/lint_random_files.yml

@@ -372,7 +372,7 @@ jobs:
       - name: 'Setup R'
         if: ( github.event.inputs.r != 'false' ) && ( success() || failure() )
         # Pin action to full length commit SHA
-        uses: r-lib/actions/setup-r@6f6e5bc62fba3a704f74e7ad7ef7676c5c6a2590 # v2.11.4
+        uses: r-lib/actions/setup-r@a51a8012b0aab7c32ef9d19bf54da93f3254335e # v2.12.0
         with:
           r-version: '4.3.3'