Update ruby/setup-ruby action to v1.278.0 (#5257)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/deploy-docs.yml

@@ -37,7 +37,7 @@ jobs:
           cache: npm
           cache-dependency-path: package-lock.json
       - name: Install Ruby
-        uses: ruby/setup-ruby@8a836efbcebe5de0fe86b48a775b7a31b5c70c93 # v1.277.0
+        uses: ruby/setup-ruby@4c24fa5ec04b2e79eb40571b1cee2a0d2b705771 # v1.278.0
         with:
           bundler-cache: true
       - name: Install JDKs