Resolve "snap_to_time max iteration count"

What does this MR do?

Makes the snap to final time avoid very small timesteps

Is there something that needs to be double checked?

@liam.keegan does this solves the original issue #67 (closed)

Can this MR be accepted?

• I've read contribution guide
• Implemented
• Added/Updated tests
• Added/Updated documentation
• Pipelines passing

• Delete branch option set
• Fast-forwaded git merge is possible
• Added entry to CHANGELOG.md

Related issues

Closes #67 (closed)