Revert "Update item_add_to_cart.html"

This reverts commit 5b3af82e75f60aeb9f9a9c8a4523ab8a5c1e273b.
diff --git a/erpnext/templates/generators/item/item_add_to_cart.html b/erpnext/templates/generators/item/item_add_to_cart.html
index dbf15de..c619963 100644
--- a/erpnext/templates/generators/item/item_add_to_cart.html
+++ b/erpnext/templates/generators/item/item_add_to_cart.html
@@ -11,7 +11,7 @@
 			<small class="text-muted">({{ product_info.price.formatted_price }} / {{ product_info.uom }})</small>
 		</h4>
 		{% else %}
-			{{ _("Unit of Measurement") }} : {{ product_info.uom }}
+			{{ _("UOM") }} : {{ product_info.uom }}
 		{% endif %}
 
 		{% if cart_settings.show_stock_availability %}