Cleanup: - Removed unused references in the FailureMechanismCreateExtensions - Added missing assert for the MacrostabilityInwardsFailureMechanismCreateExtensionsWTI-1669
Updated migration script for failure mechanism section results in group 3 (WaveImpactAsphaltCover, DuneErosion, GrassCoverErosionOutwards, StabilityStoneCover)WTI-1667
Updated Create and read extensions for failure mechanism section results in group 3 (WaveImpactAsphaltCover, DuneErosion, GrassCoverErosionOutwards, StabilityStoneCover) - For Wave ImpactWTI-1667