Display diceware suggestion when changing passphrase
In #19615 (closed), we'll recommend people change their passphrase to use strong diceware.
It would useful to display the same recommendation as in #18148 (closed) in the dialog to change passphrase.
Right now:
Could start with:
We recommend a long passphrase of 5 to 7 random words. For example:
gestation gentile gallantly easel trusting