Mostly just the result of running `blender_icons_update.py` without adding or changing any icon source files. Removal of three unused icons and adding three others to the project to resolve conflicts between them.
Pull Request: https://projects.blender.org/blender/blender/pulls/114874
The preset and decorator icons were updated to be monochrome and draw in the
same color as text. Other icons are unchanged, having them as separate icon IDs
prepares for an artist to make them.