fix: refs #7931 Immediately discount order lines from available

@@ -0,0 +11,4 @@
+	SELECT id INTO vCalc FROM cache_calc
+		WHERE cacheName = 'available'
+			AND params = CONCAT_WS('/', vWarehouse, vDated)
+			AND last_refresh <= NOW();

@@ -0,0 +4,4 @@
+	`vWarehouse` INT,
+	`vDated` DATE,
+	`vQuantity` INT
+)

@@ -0,0 +8,4 @@
+BEGIN
+	DECLARE vCalc INT;
+
+	SELECT id INTO vCalc FROM cache_calc

@@ -0,0 +15,4 @@
+
+	IF vCalc IS NOT NULL THEN
+		UPDATE available
+			SET available = available - vQuantity