Add additional TokenAllowanceApproveTransaction methods #1218
Description
Description
Introduce additional convenience methods to enhance NFT token allowance
management.
Proposed Methods
1. approve_token_nft_allowance_with_delegating_spender
Allows approving an NFT allowance with a delegating spender.
2. delete_token_nft_allowance_all_serials
Allows deleting NFT allowances across all serial numbers for a given
token and owner.
Motivation
These methods improve API completeness and provide parity with expected
NFT allowance management capabilities.
Acceptance Criteria
- Methods are implemented and documented
- Unit tests cover new functionality
- API behavior aligns with existing transaction patterns