Bugfix 8903
[*] Updated cellframe-sdk: Added a check that the datum hash is not NULL at the input of the s_com_mempool_check_datum_in_chain function. Up version node to 5.2-160
[*] Updated cellframe-sdk: Added a check that the datum hash is not NULL at the input of the s_com_mempool_check_datum_in_chain function. Up version node to 5.2-160