feat(meeting): enable selecting all projects in meeting setup

Update loadProjects to fetch all projects instead of only user's projects
by switching from plansByIssuer to plans endpoint.

src/views/OnboardMeetingSetupView.vue

@@ -789,7 +789,7 @@ export default class OnboardMeetingView extends Vue {
   async loadProjects() {
     try {
       const headers = await getHeaders(this.activeDid);
-      const url = `${this.apiServer}/api/v2/report/plansByIssuer`;
+      const url = `${this.apiServer}/api/v2/report/plans`;
       const resp = await this.axios.get(url, { headers });
 
       if (resp.status === 200 && resp.data.data) {