misc: VPP 22.06.1 Release Notes

Type: docs
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Change-Id: I8770a35c801126ffd2de8f58d79e6616642709a9
(cherry picked from commit 1513b381d8879d9d437bbbc9a270b4ff5f4b19ba)
diff --git a/docs/aboutvpp/releasenotes/index.rst b/docs/aboutvpp/releasenotes/index.rst
index 5db760e..353a96a 100644
--- a/docs/aboutvpp/releasenotes/index.rst
+++ b/docs/aboutvpp/releasenotes/index.rst
@@ -7,5 +7,6 @@
     :maxdepth: 2
 
     v22.10
+    v22.06.1
     v22.06
     past