Add Linea to accounting

[data-cowwboy]

Added linea in these queries

[harisang]

The following files also require some modification

dune-queries/cowprotocol/accounting/rewards/conversion_prices_5533118.sql

Line 31 in c48f085

or blockchain = 'bnb' and contract_address = 0xbb4cdb9cbd36b01bd1cbaebf2de08d9173bc095c

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/accounting/cost_coverage/cost_coverage_2601653.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/accounting/fees/protocol_fees_by_order_class_3703312.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/accounting/rewards/partner_fees_query_3602560.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/accounting/slippage/raw_slippage_4059683.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/accounting/slippage/slippage_prices_4064601.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/accounting/token_imbalances/balance_changes_4021257.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/alerts/hooks/failed_bridges_5552265.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/alerts/hooks/multiple_hooks_5534352.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/alerts/hooks/skipped_hooks_5534339.sql

https://github.com/cowprotocol/dune-queries/blob/main/cowprotocol/lookup_tables/payout_safe_addresses_5454283.sql

(last 4 are also missing BNB)