Remove stray ruby file.

CHANGELOG.develop

@@ -2369,6 +2369,7 @@ Other:
 - Added prefixes for ruby major mode keybindings (thanks to Seong Yong-ju)
 - Added =lsp= and =dap= support (thanks to Billy Kaplan)
 - Fixed lazy loading of =ruby-test-mode= (thanks to Michael Franz Aigner)
+- Removed stray =test.rb= file (thanks to Michael Hauser-Raspe)
 **** Ruby on Rails
 - Changed leader keys to be configured for the =projectile-rails-mode= minor
   mode instead of =ruby-mode= and =enh-ruby-mode= so that the key bindings will

layers/+lang/ruby/test.rb

@@ -1,19 +0,0 @@
-class HelloWorld
-  # Top level class
-  attr_reader :hello_s
-
-  def initialize(hello_s:)
-    @hello_s = hello_s
-  end
-
-  def say_hello
-    puts hello_s
-  end
-
-  def run
-    say_hello
-  end
-end
-
-hello_world = HelloWorld.new(hello_s: 'Hello')
-hello_world.say_hello