[FEATURE] Additional features for locking and unlocking

[YoshihitoAso]

Is your feature request related to a problem? Please describe.

1. There is a request to reference data for locking and unlocking investor assets.
2. In v22.12 contracts, the forceUnlock function has been added to the security token standard. This allows the issuer authority of the token to unlock the asset. There is a request to use this function.

Describe the solution you'd like

1. Storing data of locked balances

• New TBL
  • idx_locked_position
• Fix indexer batch
  • indexer_position_bond.py
  • indexer_position_share.py

2. Add locked balances to the return item of Position API

Balances held by account address

• GET: /positions/{account_address}
• GET: /positions/{account_address}/{token_address}

List and individual references of token holders

• GET: /bond/tokens/{token_address}/holders
• GET: /bond/tokens/{token_address}/holders/{account_address}
• GET: /share/tokens/{token_address}/holders
• GET: /share/tokens/{token_address}/holders/{account_address}

Change of conditions for calculation of number of holders

• GET: /bond/tokens/{token_address}/holders/count
• GET: /share/tokens/{token_address}/holders/count

3. Add transfer indexing and holders collection creation process to watch for unlock events

Add transfer history when unlock event occurs

• indexer_transfer.py

Reflecting the holder change when the unlock event occurs in the data of the holder collection

• indexer_token_holders.py

4. List all account's locked positions

• [NEW] GET: /positions/{account_address}/lock

In addition, list lock and unlock events

• [NEW] GET: /positions/{account_address}/lock/events

5. Add force unlock functionality

• [NEW] POST: /positions/{account_address}/force_unlock