Fix checksum formatting to always return 4-digit uppercase hex string…#19

FLo-ABB merged 1 commit intomainFLo-ABB/CognexNativePy:mainfrom

18-malformed-checksum-calculated-for-some-imagesFLo-ABB/CognexNativePy:18-malformed-checksum-calculated-for-some-imagesCopy head branch name to clipboard