OutOfMemoryError: Java heap space [0.33 XMR]
After updating to JDK and JFX 21 in the v0.0.19 release, we get an error, `OutOfMemoryError: Java heap space`, by opening any chat window with the trader or arbitrator.

1. Launch application and create a trade.
2. Open chat window with the trader, or open dispute with the arbitrator and open their chat window.
3. The following error occurs:

```
java.lang.OutOfMemoryError: Java heap space
	at java.base/java.util.Arrays.copyOf(Unknown Source)
	at java.base/java.util.ArrayList.grow(Unknown Source)
	at java.base/java.util.ArrayList.grow(Unknown Source)
	at java.base/java.util.ArrayList.add(Unknown Source)
	at javafx.controls/javafx.scene.control.skin.VirtualFlow.getOrCreateCellSize(Unknown Source)
	at javafx.controls/javafx.scene.control.skin.VirtualFlow.getOrCreateCellSize(Unknown Source)
	at javafx.controls/javafx.scene.control.skin.VirtualFlow.getCellSizesInExpectedViewport(Unknown Source)
	at javafx.controls/javafx.scene.control.skin.VirtualFlow.scrollToTop(Unknown Source)
	at javafx.controls/javafx.scene.control.skin.VirtualContainerBase.lambda$new$0(Unknown Source)
	at javafx.controls/javafx.scene.control.skin.VirtualContainerBase$$Lambda/0x0000000800688b00.handle(Unknown Source)
	at javafx.controls/com.sun.javafx.scene.control.ListenerHelper$EvHa.handle(Unknown Source)
	at javafx.base/com.sun.javafx.event.CompositeEventHandler$NormalEventHandlerRecord.handleBubblingEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(Unknown Source)
	at javafx.base/com.sun.javafx.event.EventUtil.fireEventImpl(Unknown Source)
	at javafx.base/com.sun.javafx.event.EventUtil.fireEvent(Unknown Source)
	at javafx.base/javafx.event.Event.fireEvent(Unknown Source)
	at javafx.controls/javafx.scene.control.ControlUtils.lambda$scrollToIndex$0(Unknown Source)
	at javafx.controls/javafx.scene.control.ControlUtils$$Lambda/0x0000000800a254f0.accept(Unknown Source)
	at javafx.controls/com.sun.javafx.scene.control.skin.Utils.executeOnceWhenPropertyIsNonNull(Unknown Source)
	at javafx.controls/javafx.scene.control.ControlUtils.scrollToIndex(Unknown Source)
	at javafx.controls/javafx.scene.control.ListView.scrollTo(Unknown Source)
```