fix: generate csrf_token and add as context to crm.html

crm/www/crm.py

@@ -0,0 +1,14 @@
+# Copyright (c) 2022, Frappe Technologies Pvt. Ltd. and Contributors
+# GNU GPLv3 License. See license.txt
+
+from __future__ import unicode_literals
+
+import frappe
+
+no_cache = 1
+
+
+def get_context(context):
+    csrf_token = frappe.sessions.get_csrf_token()
+    frappe.db.commit()
+    context.csrf_token = csrf_token