Bump oxidize-rb/actions from 1.1.9 to 1.2.6

Bumps [oxidize-rb/actions](https://github.com/oxidize-rb/actions) from 1.1.9 to 1.2.6.
- [Release notes](https://github.com/oxidize-rb/actions/releases)
- [Commits](oxidize-rb/actions@v1.1.9...v1.2.6)

---
updated-dependencies:
- dependency-name: oxidize-rb/actions
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Set up Ruby and Rust
-        uses: oxidize-rb/actions/setup-ruby-and-rust@v1.1.9
+        uses: oxidize-rb/actions/setup-ruby-and-rust@v1.2.6
         with:
           rustup-toolchain: ${{ matrix.rustup-toolchain }}
           ruby-version: ${{ matrix.ruby-version }}