Add missing link to v2023.0 release notes

Fix the v2023.0 page adding the missing link to the release notes.

Signed-off-by: Walter Lozano <walter.lozano@collabora.com>

content/release/v2023.0.md

@@ -5,4 +5,5 @@ title = "v2023.0"
 
 # Release v2023.0
 
-- {{< page-title-ref "/release/v2023.0/release_schedule.md" >}}
\ No newline at end of file
+- {{< page-title-ref "/release/v2023.0/release_schedule.md" >}}
+- {{< page-title-ref "/release/v2023.0/releasenotes.md" >}}
\ No newline at end of file