Adjust clap_plugin_factory documentation
@@ -11,7 +11,8 @@ extern "C" {
// Every method must be thread-safe.
// It is very important to be able to scan the plugin as quickly as possible.
//
-// If the content of the factory may change due to external events, like the user installed
+// The host may use clap_plugin_invalidation_factory to detect filesystem changes
+// which may change the factory's content.
typedef struct clap_plugin_factory {
// Get the number of plugins available.
// [thread-safe]
