Bump actions/setup-ruby from v1 to v1.1.1 (#131)

Bumps [actions/setup-ruby](https://github.com/actions/setup-ruby) from v1 to v1.1.1.
- [Release notes](https://github.com/actions/setup-ruby/releases)
- [Commits](actions/setup-ruby@v1...18c61ab)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/release.yml

@@ -19,7 +19,7 @@ jobs:
           restore-keys: 2.7-gems-
 
       - name: Set up Ruby
-        uses: actions/setup-ruby@v1
+        uses: actions/setup-ruby@v1.1.1
         with:
           ruby-version: '2.7'
 

.github/workflows/test.yml

@@ -30,7 +30,7 @@ jobs:
           restore-keys: ${{ matrix.ruby }}-gems-
 
       - name: Set up Ruby ${{ matrix.ruby }}
-        uses: actions/setup-ruby@v1
+        uses: actions/setup-ruby@v1.1.1
         with:
           ruby-version: ${{ matrix.ruby }}