[FIX] point_of_sale: Unable to print receipts in POS

Steps to reproduce the bug:

- Connect to Odoo on Safari
- Go in the POS
- Make an order O
- Pay O
- Print the receipt of O

Bug:

Nothing was displayed on the receipt

opw:2391810

closes odoo/odoo#62785

X-original-commit: 50ebca958ab5ab0ea6ab1ec2a54ce8fad488b17a
Signed-off-by: Simon Goffin (sig) <sig@openerp.com>

addons/point_of_sale/static/src/css/pos.css

@@ -1701,7 +1701,7 @@ td {
         top: 0;
         left: 0;
     }
-    .pos .receipt-screen .pos-receipt-container * {
+    .pos .receipt-screen .pos-receipt-container, .pos .receipt-screen .pos-receipt-container  * {
         visibility: visible;
         background: white !important;
         color: black !important;