Add behavior note

remia · remia · commit a28e92c4a21a · 2022-03-13T14:59:08.000Z
diff --git a/doc/api/next_api_changes/behavior/22639-RA.rst b/doc/api/next_api_changes/behavior/22639-RA.rst
@@ -0,0 +1,5 @@
+MacOSX backend to use sRGB instead of GenericRGB colorspace
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+MacOSX backend now display sRGB tagged image instead of GenericRGB which is
+an older (now deprecated) Apple colorspace. This is the source colorspace
+used by ColorSync to convert to the current display profile.
