Changes to Lending overview windows endpoint

removed the enum value aave-v3 from the query request parameter protocol_id

removed the enum value euler-lend from the query request parameter protocol_id

removed the enum value morpho-v1 from the query request parameter protocol_id

removed the enum value morpho-v2 from the query request parameter protocol_id

removed the enum value sparklend from the query request parameter protocol_id

endpoint added