Update all threshold configurations for a ship by IMO number.

This endpoint replaces all existing threshold configurations with the provided list:

• Removes thresholds that are no longer in the list
• Updates existing thresholds where the type matches
• Adds new thresholds for types that didn't exist

Each threshold configuration includes:

• type: The type of threshold (e.g., ME_LOAD_UPPER, AUX_CONSUMPTION_UPPER)
• value: The configured threshold value
• duration_in_days: Minimum duration for a violation to be triggered
• data_source_preference_strategy: The data source preference for comparison