Add truncated PDF417 support

[rjmangubat23]

Current Behaviour

Not being able to scan truncated PDF417 due to lack of MLKit Support See:

• https://github.com/googlesamples/mlkit/issues/175

• https://issuetracker.google.com/issues/247450973?pli=1

Expected Behaviour

scan truncated PDF417 successfully

Context

• Will look into zxing libraries for better support

[nicholemnl]

This has been resolved in this PR https://github.com/newlogic/smartscanner-core/pull/128