Tin Chung

@muharem yes those type parameters are no longer in the treasury pallet but are used in the child pallets like `child bounties`, `bounties` and `tip`.

@muharem Ok let me work on it.

@muharem I reverted the changes to type parameters because I think it is the cleanest approach to remove deprecated treasury calls at the moment. Failed tests are not related to...

@muharem I reverted because those type parameters are used by the dependent pallets.

@muharem Thank you. I have managed to fix the code. I checked the CI tests and seems like the failed tests are not relevant to this PR. Could you help...

@muharem It is good to go now. Could you please check?