Two Hong Kong minibus drivers have been arrested on suspicion of cheating a government transport subsidy scheme out of more than HK$40,000.Police said the men, a 54-year-old and a 67-year-old, used three Octopus cards meant for elderly Hongkongers, and tapped them around 2,800 times on the fare collecting machines on their green minibuses between January and June.The pair intended to obtain the government subsidy on fare differences under the scheme, that allows elderly and disabled people to…