docs: update for 1.2.4-nightly-1998
docs: update for 1.2.4-nightly-1998

ionic-team/ionic-site,driftyco/ionic-site,ionic-team/ionic-site,ionic-team/ionic-site,driftyco/ionic-site,driftyco/ionic-site,driftyco/ionic-site,driftyco/ionic-site,ionic-team/ionic-site