Choose & implement state bloat mitigation strategy

[4meta5]

What is the feature you would like to see?

OpenZeppelin/polkadot-evm-runtime-template#14 may lead to state bloat https://forum.moonbeam.network/t/possible-solutions-for-unsustainable-storage-growth/845?page=2

To close this issue:

1. survey proposed solutions
2. implement chosen solution

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• I agree to follow this project's Contribution Guidelines

[4meta5]

Unassigning myself because this issue is not ready for assignment until a solution has been chosen and agreed upon to be worth implementing