op-build v2.0 release notes

Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
diff --git a/doc/release-notes/index.rst b/doc/release-notes/index.rst
index bf640ee..50ade96 100644
--- a/doc/release-notes/index.rst
+++ b/doc/release-notes/index.rst
@@ -14,3 +14,4 @@
    v1.22-rc1
    v1.22
    v2.0-rc1
+   v2.0