Problem: runtime(uci): No support for uci file types
(Wu, Zhenyu)
Solution: include basic uci ftplugin and syntax plugins
(Colin Caine)
closes: #14575
Co-authored-by: Wu, Zhenyu <wuzhenyu@ustc.edu>
Signed-off-by: Colin Caine <complaints@cmcaine.co.uk>
Signed-off-by: Christian Brabandt <cb@256bit.org>
