[xen staging] CHANGELOG: add removal of grub-pv

[patchbot@xxxxxxx]

commit 5ed278157bfdb5cbddb5da56faf6ac5bdc46fe0d
Author:     Juergen Gross <jgross@xxxxxxxx>
AuthorDate: Wed Sep 23 09:05:35 2026 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed Sep 23 10:01:38 2026 +0200

    CHANGELOG: add removal of grub-pv
    
    Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
    Acked-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
---
 CHANGELOG.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index aa1a777dd4..a2dd01037b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,6 +23,8 @@ The format is based on [Keep a 
Changelog](https://keepachangelog.com/en/1.0.0/)
      The only known user was the classic-xen fork of Linux.  This does not
      affect Xen kexec support in the kexec-tools package.
    - The example stubdom "c-stubdom" has been removed.
+   - The grub-pv stubdom has been removed.  A grub-pv stubdom from an older
+     Xen version (e.g. 4.22) will still work with Xen 4.23.
 
 ## 
[4.22.0](https://xenbits.xenproject.org/gitweb/?p=xen.git;a=shortlog;h=staging) 
- 2026-07-30
 
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generated by git-patchbot for /home/xen/git/xen.git#staging