Translate remaining German text to English

internal/tui/model.go

@@ -158,7 +158,7 @@ type Model struct {
 	height                         int
 	recentMode                     bool // true when showing recent hosts (empty search, initial state)
 	filterOpen                     bool // Ctrl+F toggles
-	editMode                       bool // 'e' on selected item
+	editMode                       bool // Ctrl+E on the selected item
 }
 
 func New(client *netbox.Client, c *cache.Cache, defaultUser string, defaultPorts ...int) *Model {