update tests for _update_rule_for_states
update tests for _update_rule_for_states

anaviltripathi/pgmpy,jhonatanoliveira/pgmpy,yashu-seth/pgmpy,palashahuja/pgmpy,vivek425ster/pgmpy,kislayabhi/pgmpy,khalibartan/pgmpy,palashahuja/pgmpy,liquidmetal/pgmpy,kislayabhi/pgmpy,pratyakshs/pgmpy,abinashpanda/pgmpy,anaviltripathi/pgmpy,sandeepkrjha/pgmpy,abinashpanda/pgmpy,pgmpy/pgmpy,jhonatanoliveira/pgmpy,sandeepkrjha/pgmpy,pgmpy/pgmpy,ankurankan/pgmpy,kris-singh/pgmpy,khalibartan/pgmpy,liquidmetal/pgmpy,ankurankan/pgmpy,kris-singh/pgmpy,pratyakshs/pgmpy,yashu-seth/pgmpy,vivek425ster/pgmpy