Fix a c_frame skipping test
Fix a c_frame skipping test

It was actually testing a regular frame jump and not skipping any c
frames.

saisai/byebug,ozydingo/byebug,webdev1001/byebug,yui-knk/byebug,k0kubun/byebug,k0kubun/byebug,webdev1001/byebug,deivid-rodriguez/byebug,scalp42/byebug,yui-knk/byebug,ozydingo/byebug,yui-knk/byebug,saisai/byebug,k0kubun/byebug,guilherme/byebug,icebreaker/byebug,os97673/byebug,deivid-rodriguez/byebug,guilherme/byebug,os97673/byebug,icebreaker/byebug,scalp42/byebug,guilherme/byebug,deivid-rodriguez/byebug