Project enrollment screen uses projectAllowMultipleEnrollments filter

Author: weilu

src/dialogs/ProjectEnrollmentDialog.js

@@ -106,6 +106,7 @@ function ProjectEnrollmentDialog({
       'isDeleted: false',
       'status: ACTIVE',
       `villageOrChildOf: ${decodeId(project.location.id)}`,
+      `projectAllowsMultipleEnrollments: "${project.id}"`,
       `first: ${newPageSize}`,
       `offset: ${offset}`,
     ];