When a syntax file is changed, timestamps of the corresponding files are
updated.
NOTE: At the moment this script does not strictly track dependency, like
cpp on c.
Also update ignore files
closes#16548
Co-authored-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Eisuke Kawashima <e-kwsm@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
