Try to update JavaFX from 11.0.2 to 11.0.4

Author: koppor

Diff for: build.gradle

@@ -109,7 +109,7 @@ configurations {
 }
 
 javafx {
-    version = "11.0.2"
+    version = "11.0.4"
     modules = [ 'javafx.controls', 'javafx.fxml', 'javafx.web', 'javafx.swing' ]
 }