httpcaddyfile: Fix sorting of repeated directives

Fixes #5037

modules/caddyhttp/routes.go

@@ -109,6 +109,17 @@ func (r Route) Empty() bool {
 		r.Group == ""
 }
 
+func (r Route) String() string {
+	handlersRaw := "["
+	for _, hr := range r.HandlersRaw {
+		handlersRaw += " " + string(hr)
+	}
+	handlersRaw += "]"
+
+	return fmt.Sprintf(`{Group:"%s" MatcherSetsRaw:%s HandlersRaw:%s Terminal:%t}`,
+		r.Group, r.MatcherSetsRaw, handlersRaw, r.Terminal)
+}
+
 // RouteList is a list of server routes that can
 // create a middleware chain.
 type RouteList []Route
@@ -331,4 +342,15 @@ func (ms *MatcherSets) FromInterface(matcherSets any) error {
 	return nil
 }
 
+// TODO: Is this used?
+func (ms MatcherSets) String() string {
+	result := "["
+	for _, matcherSet := range ms {
+		for _, matcher := range matcherSet {
+			result += fmt.Sprintf(" %#v", matcher)
+		}
+	}
+	return result + " ]"
+}
+
 var routeGroupCtxKey = caddy.CtxKey("route_group")