Release 5.6.8 🎉 #352

Job	Run time
ruby_edge (gemfiles/rails_6_0.gemfile)	4s
rails_edge	30s
ruby_edge (gemfiles/rails_6_1.gemfile)	4s
Ruby 2.7 (gemfiles/rails_6_0.gemfile)	40s
ruby_edge (gemfiles/rails_7_0.gemfile)	4s
Ruby 2.7 (gemfiles/rails_6_1.gemfile)	36s
Ruby 2.7 (gemfiles/rails_7_0.gemfile)	42s
Ruby 3.0 (gemfiles/rails_6_0.gemfile)	32s
Ruby 3.0 (gemfiles/rails_6_1.gemfile)	24s
Ruby 3.0 (gemfiles/rails_7_0.gemfile)	23s
Ruby 3.1 (gemfiles/rails_6_0.gemfile)	28s
Ruby 3.1 (gemfiles/rails_6_1.gemfile)	27s
Ruby 3.1 (gemfiles/rails_7_0.gemfile)	31s
Ruby 3.2 (gemfiles/rails_6_0.gemfile)	26s
Ruby 3.2 (gemfiles/rails_6_1.gemfile)	24s
Ruby 3.2 (gemfiles/rails_7_0.gemfile)	25s
Ruby truffleruby-head (gemfiles/rails_6_0.gemfile)	2m 43s
Ruby truffleruby-head (gemfiles/rails_6_1.gemfile)	2m 45s
Ruby truffleruby-head (gemfiles/rails_7_0.gemfile)	2m 37s
	14m 45s

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