Chat textbox needs to auto-size to text
When you type and/or press Alt-Enter for a new line, the chat textbox should auto-size to the text to a certain number of max lines.
MeWe grows the textbox and I haven't found where their line limit is yet, but maybe 4 to 6 lines max on ours should be good.
![image](data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==)