Separate the window sentence from the wrapped error so a bad certificate file is not reported as a key mismatch.

Co-authored-by: Cursor <cursoragent@cursor.com>

station/lab_reflector_test.go

@@ -44,7 +44,10 @@ func TestConnectsToLabReflector(t *testing.T) {
 
 	ctx, cancel := context.WithTimeout(t.Context(), 15*time.Second)
 	defer cancel()
-	go func() { _ = st.Run(ctx) }()
+	go func() {
+		// Run's error is observed through State, which is the station seam.
+		_ = st.Run(ctx)
+	}()
 
 	state, err := st.Wait(ctx, func(s station.State) bool {
 		return s.Connection == "Connected"