.gitconfig: add pager setting "diff-highlight" for "status"
.gitconfig: add pager setting "diff-highlight" for "status"

Let "git status -v" and "git status -vv" get same
diff-highlight effect as "git diff".

ps. "-v" and "-vv" options of "git status" have been
introduced since git v2.4.0.

goldie-lin/dotfiles