misc: Update CHANGELOG for API changes

rbradford · andreeaflorescu · commit 00b0f29c8575 · 2023-03-07T17:30:57.000+02:00
Signed-off-by: Rob Bradford &lt;rbradford@rivosinc.com&gt;
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,4 +1,10 @@
 # Changelog
+## [Unreleased]
+
+- API change in the bindings from upstream kernel changes:
+* system_event has been made into a new union
+- The x86 module has been renamed to x86_64 for consistency (matches the kernel
+  architecture directory name)
 
 ## [0.6.0]
 
