Fix get system info (#35)

* Fix Get System Information response parsing

* Add memory_number_of_blocks ISO15693 prop

* Add NDEF decoding

Also fix formatting for black-26.1.0

* Add tests for NDEF parsing methods (#34)

* Initial plan

* Add comprehensive tests for decode_cc and get_ndef methods

Co-authored-by: bofh69 <1444315+bofh69@users.noreply.github.com>

* Refactor tests to use pytest fixtures

Co-authored-by: bofh69 <1444315+bofh69@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: bofh69 <1444315+bofh69@users.noreply.github.com>

---------

Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com>
Co-authored-by: bofh69 <1444315+bofh69@users.noreply.github.com>

Author: bofh69