Add suffix to filename on store when path collides with the existing … #405

Job	Run time
RuboCop	52s
RSpec and Cucumber (2.5, gemfiles/rails-6-1.gemfile, false)	3m 40s
RSpec and Cucumber (2.6, gemfiles/rails-6-1.gemfile, false)	3m 38s
RSpec and Cucumber (2.7, gemfiles/rails-6-1.gemfile, false)	2m 53s
RSpec and Cucumber (3.0, gemfiles/rails-6-1.gemfile, false)	2m 49s
RSpec and Cucumber (3.1, gemfiles/rails-6-1.gemfile, false)	2m 53s
RSpec and Cucumber (jruby, gemfiles/rails-6-1.gemfile, false)	3m 43s
RSpec and Cucumber (3.0, gemfiles/rails-6-0.gemfile, false)	2m 54s
RSpec and Cucumber (3.0, gemfiles/rails-7-0.gemfile, false)	2m 37s
RSpec and Cucumber (3.2, gemfiles/rails-7-0.gemfile, false)	2m 28s
RSpec and Cucumber (3.2, gemfiles/rails-main.gemfile, true)	2m 40s
RSpec and Cucumber (ruby-head, gemfiles/rails-7-0.gemfile, false)	3m 13s
RSpec and Cucumber (jruby-head, gemfiles/rails-6-1.gemfile, true)	3m 28s
	37m 48s

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