docs/release-notes: Update for 4.17 stabilization

Fixes: #545
coreos · Sep 20, 2024 · 18d63d2 · 18d63d2
1 parent d588e25
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diff --git a/docs/release-notes.md b/docs/release-notes.md
@@ -6,6 +6,26 @@ nav_order: 9
 
 ## Upcoming Butane 0.22.0 (unreleased)
 
+### Breaking changes
+
+
+### Features
+
+- Stabilize OpenShift spec 4.17.0, targeting Ignition spec 3.4.0
+- Add OpenShift spec 4.18.0-experimental, targeting Ignition spec
+  3.5.0-experimental
+- Support and documentation for `grub` section moved to OpenShift
+  4.18.0-experimental spec.
+
+### Bug fixes
+
+
+### Misc. changes
+
+- Roll back to Ignition spec 3.4.0 _(openshift 4.17.0)_
+
+### Docs changes
+
 
 ## Butane 0.21.0 (2024-06-06)