Rust ConceptMap receiver dropped with error log if iterating over ConceptMap is exited early

[nikolaimerritt]

Description

When iterating over the ConceptMpas in a match result, if the iteration loop exits before all ConceptMaps have been iterated over, then the following error is logged:
ERROR typedb_client::connection::network::transmitter::response_sink: channel closed

Environment

1. OS (where TypeDB Client runs): MacOS 12.6.4
2. TypeDB version (and platform): TypeDB 2.16.2
3. TypeDB Client version: typedb-client-rust 0.1.2 (SHA 5840bd4b7e20bba3bcfd4f814609976323d18de5)

Expected Output

There is no error log.

Actual Output

The above error is logged.