docs: removed trailing space

src/api-reference/06.shipments.md

@@ -190,7 +190,7 @@ for delivery on saturdays.
 Only available on <DataType type="platform" id="1" /> and <DataType type="package-type" id="2" /> or <DataType type="package-type" id="6" />.
 This option can be used to make a <DataType type="package-type" id="2" /> or <DataType type="package-type" id="6" /> tracked.
 Option tracked needs to be used with the international mailbox packages and the international small packages.
-There is one exception: a small package shipment to Belgium. 
+There is one exception: a small package shipment to Belgium.
 If you have a PostNL contract that allows you to use international small packages under agreed conditions with PostNL, you can use the tracked option.
 If you don't have such a contract, the small package shipment to Belgium has the same options as a <DataType type="package-type" id="1" />
 shipment to Belgium and the tracked option is not available.