Githook highlighter (#8932)

* Add code highlighter to GitHook edit

Signed-off-by: Konctantin <gawrilyako@gmail.com>

* Fix indentation

Signed-off-by: Konctantin <gawrilyako@gmail.com>

* Resolve merge conflict

Signed-off-by: gawrilyako@gmail.com <Konctantin>

* Resolve merge conflict

Signed-off-by: gawrilyako@gmail.com <Konctantin>

* Fix pre-build drone event

Signed-off-by: Konctantin <gawrilyako@gmail.com>

routers/repo/setting.go

@@ -707,6 +707,7 @@ func GitHooks(ctx *context.Context) {
 func GitHooksEdit(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("repo.settings.githooks")
 	ctx.Data["PageIsSettingsGitHooks"] = true
+	ctx.Data["RequireSimpleMDE"] = true
 
 	name := ctx.Params(":name")
 	hook, err := ctx.Repo.GitRepo.GetHook(name)