Process.argv0 missing #8568
Description
Apparently this was added to Ruby in 2.1 (over a decade ago) but we never added it.
Now it is used by Bundler 2.6.0 for its relaunching logic:
NoMethodError: undefined method `argv0' for Process:Module
/Users/headius/work/jruby/lib/ruby/gems/shared/gems/bundler-2.6.0/lib/bundler/self_manager.rb:87:in `restart_with'
/Users/headius/work/jruby/lib/ruby/gems/shared/gems/bundler-2.6.0/lib/bundler/self_manager.rb:62:in `install_and_restart_with'
/Users/headius/work/jruby/lib/ruby/gems/shared/gems/bundler-2.6.0/lib/bundler/self_manager.rb:28:in `install_locked_bundler_and_restart_with_it_if_needed'
/Users/headius/work/jruby/lib/ruby/gems/shared/gems/bundler-2.6.0/lib/bundler/cli/install.rb:18:in `run'