fix: make projected qty editable after submit (backport #44670) (#44671)

* fix: make projected qty editable after submit (#44670)

(cherry picked from commit 9ef9ff3de8)

# Conflicts:
#	erpnext/selling/doctype/quotation_item/quotation_item.json

* chore: fix conflicts

---------

Co-authored-by: Venkatesh <47534423+venkat102@users.noreply.github.com>
Co-authored-by: rohitwaghchaure <rohitw1991@gmail.com>

erpnext/selling/doctype/quotation_item/quotation_item.json

@@ -455,6 +455,7 @@
    "fieldtype": "Column Break"
   },
   {
+   "allow_on_submit": 1,
    "fieldname": "projected_qty",
    "fieldtype": "Float",
    "label": "Projected Qty",
@@ -690,7 +691,7 @@
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2024-11-24 15:18:43.952844",
+ "modified": "2024-12-12 13:49:17.765883",
  "modified_by": "Administrator",
  "module": "Selling",
  "name": "Quotation Item",