While making changes to the ruby ftplugin, slightly change the exepath()
conditional from patch 9.0.1833 and move it after the :cd invocation.
closes: 12981
closes: 12994
Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Tim Pope <code@tpope.net>
Co-authored-by: Doug Kearns <dougkearns@gmail.com>