[devhelp] help: installing-api-documentation: improve a little the page

[Sébastien Wilmet <swilmet src gnome org>]

commit 24bfdd83ce786aa72757d6f9bcd3a5488aa96cd4
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Dec 19 16:12:21 2019 +0100

    help: installing-api-documentation: improve a little the page

 help/C/installing-api-documentation.page | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/help/C/installing-api-documentation.page b/help/C/installing-api-documentation.page
index f746a2fd..400e0e90 100644
--- a/help/C/installing-api-documentation.page
+++ b/help/C/installing-api-documentation.page
@@ -86,7 +86,7 @@
   <p>
     It follows the book format supported by <app>Devhelp</app>. So by using
     GTK-Doc, the API reference can be browsed in <app>Devhelp</app>
-    automatically.
+    automatically (once installed in the right location, that is).
   </p>
 </section>
 </page>