(v2) Scene editor: recover from missing bitmap font.

Author: PhaserEditor2D

source/v2/phasereditor/phasereditor.scene.ui/src/phasereditor/scene/ui/editor/SceneObjectRenderer.java

@@ -383,6 +383,10 @@ private void renderBitmapText(GC gc, Transform tx, BitmapTextModel model) {
 	private Image createBitmapTextImage(BitmapTextModel textModel) {
 		var fontModel = textModel.getFontModel();
 
+		if (fontModel == null) {
+			return null;
+		}
+		
 		var args = createBitmapTextRenderArgs(textModel);
 
 		var metrics = fontModel.metrics(args);