fix: Update modified timestamp
diff --git a/erpnext/non_profit/doctype/membership/membership.json b/erpnext/non_profit/doctype/membership/membership.json
index b95ae97..96dea84 100644
--- a/erpnext/non_profit/doctype/membership/membership.json
+++ b/erpnext/non_profit/doctype/membership/membership.json
@@ -128,7 +128,7 @@
  ],
  "index_web_pages_for_search": 1,
  "links": [],
- "modified": "2020-07-27 14:28:11.532696",
+ "modified": "2020-09-19 14:28:11.532696",
  "modified_by": "Administrator",
  "module": "Non Profit",
  "name": "Membership",