* fix(Core): Implement ACHIEVEMENT_CRITERIA_TYPE_OWN_RANK
* fix(Core): LoadAchievementCriteriaData(): Add ACHIEVEMENT_CRITERIA_TYPE_OWN_RANK
- fixes minor oversight of ACHIEVEMENT_CRITERIA_TYPE_OWN_RANK implementation
- this enables DB achievement_criteria_data check for ACHIEVEMENT_CRITERIA_TYPE_OWN_RANK