[FIX] point_of_sale: I see a chrome receipt and I want it painted black ;)

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

@@ -1118,6 +1118,9 @@ td {
 }
 
 @media print {
+    * {
+        color: black !important;
+    }
     .oe_leftbar,
     .pos .pos-topheader, 
     .pos .pos-leftpane,