docs: Remove deprecated meson.source_root() from localisation page example
Meson already supplies the same value
@@ -47,9 +47,7 @@ global.
i18n = import('i18n')
# define GETTEXT_PACKAGE
add_project_arguments('-DGETTEXT_PACKAGE="intltest"', language:'c')
-i18n.gettext(meson.project_name(),
- args: '--directory=' + meson.source_root()
-)
+i18n.gettext(meson.project_name())
```
The first command imports the `i18n` module that provides gettext
