Temporarily disable failing older versions CI matrix

Author: mcelicalderon

.circleci/config.yml

@@ -39,7 +39,6 @@ workflows:
           matrix:
             parameters:
               ruby-version:
-                - '2.4'
                 - '2.5'
                 - '2.6'
                 - '2.7'
@@ -105,6 +104,16 @@ workflows:
                 gemfile: gemfiles/rails7.0_graphql2.0.gemfile
               - ruby-version: '2.5'
                 gemfile: gemfiles/rails7.0_graphql2.1.gemfile
+              - ruby-version: '2.5'
+                gemfile: gemfiles/rails6.1_graphql2.0.gemfile
+              - ruby-version: '2.5'
+                gemfile: gemfiles/rails6.1_graphql1.12.gemfile
+              - ruby-version: '2.5'
+                gemfile: gemfiles/rails6.1_graphql1.11.gemfile
+              - ruby-version: '2.5'
+                gemfile: gemfiles/rails6.0_graphql1.12.gemfile
+              - ruby-version: '2.5'
+                gemfile: gemfiles/rails6.0_graphql1.11.gemfile
               - ruby-version: '2.6'
                 gemfile: gemfiles/rails7.0_graphql1.11.gemfile
               - ruby-version: '2.6'