docs: fix incorrect link
When referring to the custom_target docs, we want to point to the docs
on the function, not the docs on the returned method.
@@ -46,7 +46,7 @@ This function also defines targets for maintainers to use:
### i18n.merge_file()
This merges translations into a text file using `msgfmt`. See
-[[@custom_tgt]]
+[[custom_tgt]]
for normal keywords. In addition it accepts these keywords:
* `output`: same as `custom_target` but only accepts one item
@@ -63,7 +63,7 @@ for normal keywords. In addition it accepts these keywords:
### i18n.itstool_join()
This joins translations into a XML file using `itstool`. See
-[[@custom_tgt]]
+[[custom_tgt]]
for normal keywords. In addition it accepts these keywords:
* `output`: same as `custom_target` but only accepts one item
