Support token split on EVM

[Bushstar]

Summary

• Adds support to split tokens on EVM. There are three options available.
  • Split tokens via a new precompile.
  • Use the DFI Intrinsics V2 contract which makes use of the new precompile for the user.
  • Use Transfer Domain to move the tokens out to DVM.
• For DFI Intrinsic usage please check the test in this PR. For precompile usage please check DFIIntrinsicsV2.sol.

Implications

• Storage

  • [ ] Database reindex required
  • [ ] Database reindex optional
  • [ ] Database reindex not required
  • [x] None

• Consensus

  • [x] Network upgrade required
  • [ ] Includes backward compatible changes
  • [ ] Includes consensus workarounds
  • [ ] Includes consensus refactors
  • [ ] None