Version 0.5.1 - Py3.13 & PyObjc 11.1

More current Python and PyObjC version. No other changes. This should be a universal binary but I haven't tested on ARM.

Version 0.5.0 Universal2

Updated to Python3.11 and current pyobjc & py2app. Universal2 binary.

Python3 and ARM app

FMPasteBox has been updated to Python 3.8 and the new apple chip.