docs(nav-bar): remove unnecessary tags
docs(nav-bar): remove unnecessary tags


VinceOPS/ionic,yanzhihong23/ionic-nono,yanzhihong23/ionic-nono,janglednerves/ionic,envistaInteractive/ionic,VinceOPS/ionic,yanzhihong23/ionic-nono,janglednerves/ionic,janglednerves/ionic,envistaInteractive/ionic,janglednerves/ionic,envistaInteractive/ionic,janglednerves/ionic,envistaInteractive/ionic,VinceOPS/ionic,yanzhihong23/ionic-nono,VinceOPS/ionic