Workaround neo-cli accepting invalid contract parameter types

What current issue(s) does this address, or what feature is it adding? audit of testnet block 846536 showed a deviating in VMstate due to the syscall Neo.Contract.Create accepting invalid ContractParameterType's whereas neo-python throwed exceptions. The issue is reported there: https://github.com/neo-project/neo/issues/827

How did you solve this problem? added a workaround to be inline with neo-cli, but should be fixed in neo-cli

How did you make sure your solution works? audit passes, make test

Are there any special changes in the code that we should be aware of? na/

Please check the following, if applicable:

[ ] Did you add any tests?
[X] Did you run make lint?
[X] Did you run make test?
[X] Are you making a PR to a feature branch or development rather than master?
[X] Did you add an entry to CHANGELOG.rst? (if not, please do)

CityOfZion / neo-python

Workaround neo-cli accepting invalid contract parameter types #968