fix: mandatory depends on for the rejected inventory dimension field

(cherry picked from commit 5daa625fe8)

erpnext/stock/doctype/inventory_dimension/inventory_dimension.py

@@ -196,8 +196,7 @@ class InventoryDimension(Document):
 					options=self.reference_document,
 					label=_("Rejected " + self.dimension_name),
 					search_index=1,
-					reqd=self.reqd,
-					mandatory_depends_on=self.mandatory_depends_on,
+					mandatory_depends_on="eval:doc.rejected_qty > 0",
 				)
 			)