change lable for discuss link field

foundation/erpnext_foundation/web_form/conference_talk_proposal/conference_talk_proposal.json

@@ -17,7 +17,7 @@
  "is_standard": 1,
  "login_required": 1,
  "max_attachment_size": 0,
- "modified": "2018-10-10 18:21:55.971259",
+ "modified": "2018-10-12 20:24:14.620824",
  "modified_by": "Administrator",
  "module": "ERPNext Foundation",
  "name": "conference-talk-proposal",
@@ -101,7 +101,7 @@
    "fieldname": "discuss_link",
    "fieldtype": "Data",
    "hidden": 0,
-   "label": "Discuss Link", 
+   "label": "Link To Discuss Post (In Case You Have Posted Your Proposal Earlier)",
    "max_length": 0,
    "max_value": 0,
    "read_only": 0,