fix: syntax error (#22082)

diff --git a/erpnext/non_profit/doctype/membership/membership.py b/erpnext/non_profit/doctype/membership/membership.py
index ac5078d..4b93242 100644
--- a/erpnext/non_profit/doctype/membership/membership.py
+++ b/erpnext/non_profit/doctype/membership/membership.py
@@ -78,7 +78,7 @@
 @frappe.whitelist(allow_guest=True)
 def trigger_razorpay_subscription(*args, **kwargs):
 	data = frappe.request.get_data()
-	verify_signature(data):
+	verify_signature(data)
 
 	if isinstance(data, six.string_types):
 		data = json.loads(data)