Prevent LastPass from auto-filling remote repo in settings page

The remote repo input on the Embedded Git settings page has some text under it that says "Username is redacted". Because of that text LastPass assumes the input is a username and aggressively tries to autofill it with saved usernames. I can imagine this causing a lot of frustration when it breaks a repository's remote configuration.

Let's add data-lpignore="true" on the input to work around this. 