fix: add uuid to plugin views

arches/app/views/plugin.py

@@ -16,6 +16,7 @@
 along with this program. If not, see <http://www.gnu.org/licenses/>.
 """
 
+import uuid
 from django.shortcuts import render, redirect
 from django.utils.translation import gettext as _
 from arches.app.models import models