Update CHANGES.rst [ci skip]

Author: radarhere

CHANGES.rst

@@ -5,6 +5,18 @@ Changelog (Pillow)
 9.3.0 (unreleased)
 ------------------
 
+- Raise a warning if NumPy failed to raise an error during conversion #6594
+  [radarhere]
+
+- Show all frames in ImageShow #6611
+  [radarhere]
+
+- Allow FLI palette chunk to not be first #6626
+  [radarhere]
+
+- If first GIF frame has transparency for RGB_ALWAYS loading strategy, use RGBA mode #6592
+  [radarhere]
+
 - Round box position to integer when pasting embedded color #6517
   [radarhere, nulano]