Delete update-remote-user.js

cli/update-remote-user.js

-const updatePerson = require('../built/remote/activitypub/models/person').updatePerson;
-
-const args = process.argv.slice(2);
-const user = args[0];
-
-console.log(`Updating ${user}...`);
-
-updatePerson(user).then(() => {
-	console.log(`Updated ${user}`);
-}, e => {
-	console.error(e);
-});