## Problem solved
Short description of the bug fixed or feature added
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## PR-Codex overview
The focus of this PR is to introduce adapters for converting between Thirdweb and ethers.js/viem objects.
### Detailed summary
- Added `ethers5Adapter` and `ethers6Adapter` for Thirdweb to ethers.js conversion
- Added `viemAdapter` for Thirdweb to viem conversion
- Convert Thirdweb accounts, contracts, clients to ethers.js/viem and vice versa
> The following files were skipped due to too many changes: `packages/thirdweb/src/adapters/viem.ts`
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