Bump ruby/setup-ruby from 1.255.0 to 1.256.0

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.255.0 to 1.256.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@829114f...efbf473)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.256.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -25,7 +25,7 @@ jobs:
       # zizmor complains that 'v1' is a ref that can be provided by both the branch and tag namespaces.
       # specify that we want the v1 branch.
       - name: Set up Ruby
-        uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # 1.255.0
+        uses: ruby/setup-ruby@efbf473cab83af4468e8606cc33eca9281bb213f # 1.256.0
         with:
           ruby-version: ruby
 

.github/workflows/rubocop.yml

@@ -18,7 +18,7 @@ jobs:
 
       # zizmor complains that 'v1' is a ref that can be provided by both the branch and tag namespaces.
       # specify that we want the v1 branch.
-      - uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # 1.255.0
+      - uses: ruby/setup-ruby@efbf473cab83af4468e8606cc33eca9281bb213f # 1.256.0
         with:
           ruby-version: 3.4
 

.github/workflows/test.yml

@@ -33,7 +33,7 @@ jobs:
 
       # zizmor complains that 'v1' is a ref that can be provided by both the branch and tag namespaces.
       # specify that we want the v1 branch.
-      - uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # 1.255.0
+      - uses: ruby/setup-ruby@efbf473cab83af4468e8606cc33eca9281bb213f # 1.256.0
         with:
           ruby-version: ${{ matrix.version }}