Add missing new-lines at end of file
diff --git a/src/ruby/spec/channel_spec.rb b/src/ruby/spec/channel_spec.rb
index 8e51441..af73294 100644
--- a/src/ruby/spec/channel_spec.rb
+++ b/src/ruby/spec/channel_spec.rb
@@ -178,4 +178,4 @@
       expect(&blk).to_not raise_error
     end
   end
-end
\ No newline at end of file
+end