## Description
Upgrades the math library in the repo root and find/replaces many usages of sdk.Dec, sdk.ZeroDec, sdk.OneDec, sdk.NewDec with their legacy-ified-math-lib replacements.
Note for review: I assume that I did not find 100% of usages
---
### Author Checklist
*All items are required. Please add a note to the item if the item is not applicable and
please add links to any relevant follow up issues.*
I have...
- [ ] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] added `!` to the type prefix if API or client breaking change
- [ ] targeted the correct branch (see [PR Targeting](https://github.com/cosmos/cosmos-sdk/blob/main/CONTRIBUTING.md#pr-targeting))
- [ ] provided a link to the relevant issue or specification
- [ ] followed the guidelines for [building modules](https://github.com/cosmos/cosmos-sdk/blob/main/docs/building-modules)
- [ ] included the necessary unit and integration [tests](https://github.com/cosmos/cosmos-sdk/blob/main/CONTRIBUTING.md#testing)
- [ ] added a changelog entry to `CHANGELOG.md`
- [ ] included comments for [documenting Go code](https://blog.golang.org/godoc)
- [ ] updated the relevant documentation or specification
- [ ] reviewed "Files changed" and left comments if necessary
- [ ] confirmed all CI checks have passed
### Reviewers Checklist
*All items are required. Please add a note if the item is not applicable and please add
your handle next to the items reviewed if you only reviewed selected items.*
I have...
- [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] confirmed `!` in the type prefix if API or client breaking change
- [ ] confirmed all author checklist items have been addressed
- [ ] reviewed state machine logic
- [ ] reviewed API design and naming
- [ ] reviewed documentation is accurate
- [ ] reviewed tests and test coverage
- [ ] manually tested (if applicable)
* migrate first distribution test to use simapp
* refactor test TestAllocateTokensTruncation
* migrate allocation test for distribution
* migrate TestCalculateRewardsBasic to simapp in distribution
* migrate TestCalculateRewardsAfterSlash to simapp in distribution
* migrate TestCalculateRewardsAfterManySlashes to use simapp
* migrate TestCalculateRewardsMultiDelegator to use ssimapp
* migrate TestWithdrawDelegationRewardsBasic to simapp
* migrate TestCalculateRewardsAfterManySlashesInSameBlock to simapp
* migrate TestCalculateRewardsMultiDelegatorMultiSlash
* migrate old delegation test
* migrate keeper test to simapp
* refactor all distribution to use simapp
Co-authored-by: Federico Kunze <31522760+fedekunze@users.noreply.github.com>
* cleanup staking references from types pkg
* check interface on runtime
* fixes
* rename validator set from slashing keeper
* final cleanup
* fix test
* fix querier
* fix tests
* rename interfaces
* update bond status
* fixes
* expected pkg
* ensure expected keepers match used funcs
* cha cha cha
