don't show change for balance entries
don't show change for balance entries

Only in the case that the balance fails should there the change be
displayed

yagebu/fava,aumayr/beancount-web,beancount/fava,yagebu/fava,corani/beancount-web,beancount/fava,beancount/fava,yagebu/fava,yagebu/fava,yagebu/fava,corani/beancount-web,corani/beancount-web,corani/beancount-web,beancount/fava,aumayr/beancount-web,beancount/fava,aumayr/beancount-web,aumayr/beancount-web