Increase the width,height limits on BMP from 2**15 to 2**16 in wxWidgets.
This enables FMSLogo to load more of the bitmaps from the bitmaptestsuite and has less risk of breaking programs that worked prior to using wxWidgets to load bitmaps.
Authored by: david_costanzo 2021-11-26
Parent: [r5825]
Child: [r5827]
