Bump ruby/setup-ruby from 1.306.0 to 1.312.0

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.306.0 to 1.312.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@c4e5b13...12fd324)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.312.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/bench.yml

@@ -19,7 +19,7 @@ jobs:
     - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       with:
         persist-credentials: false
-    - uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
+    - uses: ruby/setup-ruby@12fd324f1d0b43274fdc8130f6980590a667c455 # v1.312.0
       with:
         ruby-version: '4.0'
         bundler-cache: true

.github/workflows/ruby.yml

@@ -32,7 +32,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           persist-credentials: false
-      - uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
+      - uses: ruby/setup-ruby@12fd324f1d0b43274fdc8130f6980590a667c455 # v1.312.0
         with:
           ruby-version: '4.0'
           bundler-cache: true
@@ -59,7 +59,7 @@ jobs:
     - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       with:
         persist-credentials: false
-    - uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
+    - uses: ruby/setup-ruby@12fd324f1d0b43274fdc8130f6980590a667c455 # v1.312.0
       with:
         ruby-version: ${{ matrix.ruby }}
         bundler-cache: true
@@ -75,7 +75,7 @@ jobs:
     - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       with:
         persist-credentials: false
-    - uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
+    - uses: ruby/setup-ruby@12fd324f1d0b43274fdc8130f6980590a667c455 # v1.312.0
       with:
         ruby-version: '3.2'
         bundler-cache: true