fix(stock): set incoming rate as zero for outward sle (backport #54514) (#54533)

fix(stock): set incoming rate as zero for outward sle

(cherry picked from commit ce37530)

Co-authored-by: Sudharsanan11 <sudharsananashok1975@gmail.com>

Author: mergify[bot]

erpnext/stock/stock_ledger.py

@@ -955,6 +955,9 @@ def process_sle(self, sle):
 		if not self.wh_data.qty_after_transaction:
 			self.wh_data.stock_value = 0.0
 
+		if sle.actual_qty < 0:
+			sle.incoming_rate = 0
+
 		stock_value_difference = self.wh_data.stock_value - self.wh_data.prev_stock_value
 		self.wh_data.prev_stock_value = self.wh_data.stock_value