3.0.1 Upgrade

[The-3D]

This PR upgrades the Aave V3 code to version 3.0.1.

Applied changes:

• Fixed issues with Atokens transfer events not being ERC20 compliant
• Fixed potential reentrancy on withrdraw and liquidations in case reentrant tokens are being used as collateral
• Removes same transaction borrow/repay check

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.65%. Comparing base (f3e037b) to head (ee7d556).
Report is 159 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #701      +/-   ##
==========================================
- Coverage   99.95%   99.65%   -0.31%     
==========================================
  Files          45       45              
  Lines        2134     2300     +166     
  Branches      283      421     +138     
==========================================
+ Hits         2133     2292     +159     
- Misses          1        8       +7     

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[miguelmtzinf]

Recap of the changes that have been applied in this PR for now:

1. Return unbacked amount

• fix: Return real backing amount when backUnbacked #683

2. Improvement of CEI, reducing reentrancy risk (even for not covered ERC777)

• Fix: CEI to fix reentrancy risk with reentrant tokens (eg ERC777) #704

3. Add config param for if an asset is "flash loanable" or not

• feat/enable disable flashloan config #710

4. Remove the blocker for borrow and repay in the same action

• Borrow/repay check removal #705

5. Fix bug in edge case of liquidation

• Fix: position cannot be liquidated when turn on liquidation protocol fee #709
• Fix condition of unsetting asset as collateral if its fully liquidated (with non-zero liquidationProtocolFee) #747
• Fix condition of full liquidation of collateral #753

6. Fix the problem with 100% reserve factor

• Fix for #718 #724
• Clarify inconsistency between getReserveNormalizedVariableDebt() and _updateIndexes (#754) #768

7. Fix accounting bug on flash loan and back unbacked fees

• Fixes #730. accruedToTreasury not being properly considered together with aToken supply #733

8. Misc typos

• Feat/3.0.1 typos #728
• Fix typos in docs #752
• docs: Fix typo in the closing part of multiline natspec docs #764
• Fixes IAToken.transferUnderlyingTo function params #771

9. Soften the Solidity version to ^0.8.0

• fix: modify interface versions to support all minor 0.8.x vers #720
• Soften solidity version of Datatypes libraries #762

10. Make interest rate strategy inheritable
    Make DefaultInterestRateStrategy contract inheritable #721
11. Fix the problem with events emission on a/v tokens

• Fix event emission of AToken and DebtToken events #682
• Do not emit Transfer and Mint events if senderBalanceIncrease is zero on aTokens transfer #745
• docs: Fix docs of Mint and Burn events #751
• Optimizes logic of self transfers of aTokens #759

12. Optimization of state updates (skip if same timestamp)

• Improving skip of updateState() by time, and caching dynamics for indexes #725

13. Completion of interfaces for PoolDataProvider and AaveProtocolDataProvider

• fix: Complete interfaces of IReserveInterestRateStrategy and IPoolDataProvider #766
• docs: complete interface & use inheritdoc #763

14. Fix calculation of interest rates with non-zero unbacked and zero unbackedMintCap

• Fix calculation of IRs with non-zero unbacked and zero unbackedMintCap #773

15. Capitalize license names of contracts

• Add BUSL license to L2Pool contract #765
• fix: Capitalize Contracts' licenses #769

16. Minimize the IAaveIncentivesController to comply with Rewards V3 contract

• Fix the handleAction of the IncentivesController interface #761

17. Include additional parameter for onBehalfOf at AToken handleRepayment

• Add onBehalfOf parameter to AToken handleRepayment function #743

[miguelmtzinf]

Merging this branch since the work for 3.0.1 has been finalized 👍 👍
Certora's audit report and CI checks will be added in a separate PR.

Thanks all for the great work made here! @The-3D @eboadom @kyzia551 @stevenvaleri @kartojal and other community contributors