[librsvg: 2/4] Use the library icon for the C API docs

[Marge Bot <marge-bot src gnome org>]

commit ee5d3e21df7137a8013551e8048af44505e4d254
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Sep 27 19:42:02 2022 -0500

    Use the library icon for the C API docs
    
    Part-of: <https://gitlab.gnome.org/GNOME/librsvg/-/merge_requests/755>

 doc/librsvg.toml | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/doc/librsvg.toml b/doc/librsvg.toml
index b04f9fdb7..5ef2bc74e 100644
--- a/doc/librsvg.toml
+++ b/doc/librsvg.toml
@@ -8,6 +8,7 @@ repository_url = "https://gitlab.gnome.org/GNOME/librsvg.git";
 website_url = "https://wiki.gnome.org/Projects/LibRsvg";
 devhelp = true
 search_index = true
+logo_url = "librsvg-r.svg"
 
 [source-location]
 # The base URL for the web UI