[I18N] Update translation terms from Transifex

locale/th/LC_MESSAGES/sales.po

@@ -4783,7 +4783,7 @@ msgstr ""
 
 #: ../../content/applications/sales/point_of_sale/restaurant/kitchen_printing.rst:43
 msgid ":doc:`/applications/general/iot/config/connect`"
-msgstr ""
+msgstr ":doc:`/applications/general/iot/config/connect`"
 
 #: ../../content/applications/sales/point_of_sale/restaurant/kitchen_printing.rst:44
 msgid ":doc:`/applications/general/iot/devices/printer`"
@@ -5080,7 +5080,7 @@ msgstr ""
 
 #: ../../content/applications/sales/point_of_sale/shop/customer_display.rst:3
 msgid "Customer display"
-msgstr ""
+msgstr "จอแสดงของลูกค้า"
 
 #: ../../content/applications/sales/point_of_sale/shop/customer_display.rst:5
 msgid ""
@@ -13538,7 +13538,7 @@ msgstr ""
 
 #: ../../content/applications/sales/sales/products_prices/returns.rst:117
 msgid ":doc:`../../../finance/accounting/customer_invoices/credit_notes`"
-msgstr ""
+msgstr ":doc:`../../../finance/accounting/customer_invoices/credit_notes`"
 
 #: ../../content/applications/sales/sales/send_quotations.rst:5
 msgid "Send Quotations"