[libadwaita] doc: Annotate adw_init

[Alexander Mikhaylenko <alexm src gnome org>]

commit 1209b4d596845819807d14f9ae5948cfe30473e6
Author: Maximiliano Sandoval R <msandova gnome org>
Date:   Mon Nov 29 10:46:58 2021 +0100

    doc: Annotate adw_init

 src/adw-main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/adw-main.c b/src/adw-main.c
index f2147f84..e1fea4f3 100644
--- a/src/adw-main.c
+++ b/src/adw-main.c
@@ -54,7 +54,7 @@ adw_init (void)
  * adw_is_initialized:
  *
  * Use this function to check if libadwaita has been initialized with
- * adw_init().
+ * [func@init].
  *
  * Returns: the initialization status
  */