Bmi_Adapter: drop unused 'allow_exceed_end_time' member

[PhilMiller]

The Formulations actually know and handle this behavior. Its presence in the Adapter layer is a relic.

Changes

• Remove allow_exceed_end_time members and constructor parameters

Testing

1. ctest, CI

Checklist

• PR has an informative and human-readable title
• Changes are limited to a single goal (no scope creep)
• Code can be automatically merged (no conflicts)
• Code follows project standards (link if applicable)
• Passes all existing automated tests
• Any change in functionality is tested
• New functions are documented (with a description, list of inputs, and expected output)
• Placeholder code is flagged / future todos are captured in comments
• Project documentation has been updated (including the "Unreleased" section of the CHANGELOG)
• Reviewers requested with the Reviewers tool ➡️