Update ruby/setup-ruby action to v1.206.0 (#1792)

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

Author: renovate[bot]

.github/workflows/pr-build.yml

@@ -24,7 +24,7 @@ jobs:
           node-version: 18
 
       - name: Set up Ruby 3.2
-        uses: ruby/setup-ruby@540484a3c0f308b08619664ec40bf6c371d172c3 # v1.205.0
+        uses: ruby/setup-ruby@bfefad842bb982ff05b233bcbc1571d97a87e69f # v1.206.0
         with:
           ruby-version: 3.2
 

.github/workflows/site-build.yml

@@ -24,7 +24,7 @@ jobs:
           node-version: 18
 
       - name: Set up Ruby 3.2
-        uses: ruby/setup-ruby@540484a3c0f308b08619664ec40bf6c371d172c3 # v1.205.0
+        uses: ruby/setup-ruby@bfefad842bb982ff05b233bcbc1571d97a87e69f # v1.206.0
         with:
           ruby-version: 3.2