Reformat a logger statement

Co-authored-by: delvh <dev.lh@web.de>

src/main/java/envoy/client/ui/controller/ChatScene.java

@@ -95,7 +95,7 @@ public final class ChatScene {
 					try {
 						currentChat.read(writeProxy);
 					} catch (IOException e1) {
-						logger.log(Level.WARNING, "Could not read current chat.", e1);
+						logger.log(Level.WARNING, "Could not read current chat: ", e1);
 					}
 					Platform.runLater(messageList::refresh);
 				}