chore: add v0.59 releasenotes to docs (#3297) (#3335)

mergify[bot] · mabdinur · web-flow · commit ef94961f32d9 · 2022-02-25T10:45:53.000-05:00
(cherry picked from commit 880a914) Co-authored-by: Munir Abdinur <munir.abdinur@datadoghq.com>
diff --git a/docs/release_notes.rst b/docs/release_notes.rst
@@ -10,6 +10,9 @@ Release Notes
 
    .. release-notes::
 
+.. release-notes::
+   :branch: 0.59
+   :earliest-version: v0.59.0
 
 .. release-notes::
    :branch: 0.58
