GH-3262 rewrote approval function

[DmitryBespalov]

Handles #3262

Changes proposed in this pull request:

• Interaction with the wc library extracted to a ApproverImpl class behind a testable interface
• Approving logic handles requiredNamespaces and optionalNamespaces correctly
• Added template-based tests for the approving function

[codecov[bot]]

Codecov Report

Attention: 807 lines in your changes are missing coverage. Please review.

Comparison is base (2b3ddf0) 8.14% compared to head (c687fab) 8.27%. Report is 33 commits behind head on main.

Files	Patch %	Lines
...Connect to Web/Logic/WebConnectionController.swift	0.00%	234 Missing :warning:
...sViewController/TransactionDetailCellBuilder.swift	0.00%	102 Missing :warning:
Multisig/Logic/Models/EIP712Transformer.swift	0.00%	70 Missing :warning:
...cureConfig/Sources/SecureConfig/SecureConfig.swift	0.00%	59 Missing :warning:
... Web/Logic/WebConnectionToSessionTransformer.swift	0.00%	49 Missing :warning:
...ntroller/ReviewSafeTransactionViewController.swift	0.00%	49 Missing :warning:
...Connect to Web/Logic/WebConnectionRepository.swift	0.00%	44 Missing :warning:
...isig/UI/WalletConnectV2/WalletConnectManager.swift	48.05%	40 Missing :warning:
...let/UI/SendTransactionToWalletViewController.swift	0.00%	19 Missing :warning:
...isig/Cross-layer/Configuration/Configuration.swift	0.00%	17 Missing :warning:
... and 23 more

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #3392 +/- ## ======================================== + Coverage 8.14% 8.27% +0.13% ======================================== Files 786 789 +3 Lines 43371 44062 +691 ======================================== + Hits 3532 3647 +115 - Misses 39839 40415 +576 ```

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