Update changelog

Author: bjmcnic

packages/windows/changelog.yml

@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "1.47.1"
+  changes:
+    - description: Fix powershell error on events 40961 and 40962 (at minimum)
+      type: bugfix
+      link: https://github.com/elastic/integrations/pull/10792 
 - version: "1.47.0"
   changes:
     - description: Add caseless fields to process events.