Milo: Change console commit text format

milo/frontend/view_console.go

Index: milo/frontend/view_console.go
diff --git a/milo/frontend/view_console.go b/milo/frontend/view_console.go
index 6106e95107353eda94a92c5fb1d138734d000bba..44d078fddab87ff703dccf1a5c21b85087085983 100644
--- a/milo/frontend/view_console.go
+++ b/milo/frontend/view_console.go
@@ -129,8 +129,8 @@ func (c consoleRenderer) Header() template.HTML {
 
 	result := ""
 	for row := 0; row < depth; row++ {
-		result += "<tr><th></th>"
-		// "" is the first node, " " is an empty node.
+		result += "<tr><th></th><th></th>"
+		// "" is the first two nodes, " " is an empty node.
 		current := ""
 		colspan := 0
 		for _, br := range cat {