Problem: The colorresp plugin causes additional redraws
(Linwei, after v9.1.1703)
Solution: Move the code back into the C core and get rid of the vim
plugin (Foxe Chen)
fixes: #18251closes: #18279
Signed-off-by: Foxe Chen <chen.foxe@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>