Fix gas estimation for Ganache for `dType.run()`

[loredanacirstea]

dType.run() gas cost is not correctly estimated for Ganache -> transaction fails.
https://github.com/ctzurcanu/dType/blob/5e71ee683a167bd1b796f6ea07c41407be54aa0f/client/src/components/FunctionRun.vue#L110