txsim fails to start in e2e benchmark tests

[staheri14]

Problem

When running benchmark test go run ./test/e2e/benchmark -v , the following error occurs:

{"level":"error","error":"starting is only allowed in state 'Committed' or 'Stopped'. Current state of sidecar 'Started' is '%!s(MISSING)'","name":"txsim0","time":"2024-06-18T13:39:37-07:00","message":"txsim failed to start"}
2024/06/18 13:39:37 failed to run the benchmark test: failed to start tx clients: starting is only allowed in state 'Committed' or 'Stopped'. Current state of sidecar 'Started' is '%!s(MISSING)'

Acceptance Criteria

• [ ] Identify the root cause and fix it.