fix study tour for member (not owner)

public/javascripts/study/tour.js

@@ -44,7 +44,7 @@ lichess.studyTour = function(study) {
       attachTo: ".study__members right",
       when: onTab('members')
     },
-      study.isContrib ? {
+      study.isOwner ? {
         title: "Invite members",
         text: "By clicking the <i data-icon='O'></i> button.<br>" +
         "Then decide who can contribute or not.",

ui/analyse/src/study/studyTour.ts

@@ -6,6 +6,7 @@ export function study(ctrl: AnalyseCtrl) {
     window.lichess['studyTour']({
       userId: ctrl.opts.userId,
       isContrib: ctrl.study!.members.canContribute(),
+      isOwner: ctrl.study!.members.isOwner(),
       setTab: (tab: Tab) => {
         ctrl.study!.vm.tab(tab);
         ctrl.redraw();