docs: add news item and link release notes for 11.2.0

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
diff --git a/docs/relnotes.html b/docs/relnotes.html
index 90fdf92..3c88a28 100644
--- a/docs/relnotes.html
+++ b/docs/relnotes.html
@@ -21,6 +21,7 @@
 </p>
 
 <ul>
+<li><a href="relnotes/11.2.0.html">11.2.0 release notes</a>
 <li><a href="relnotes/11.1.2.html">11.1.2 release notes</a>
 <li><a href="relnotes/11.0.9.html">11.0.9 release notes</a>
 <li><a href="relnotes/11.1.1.html">11.1.1 release notes</a>