// SetRelationshipBetweenGroups
void SET_RELATIONSHIP_BETWEEN_GROUPS(int relationship, Hash group1, Hash group2);
Sets the relationship between two groups. This should be called twice (once for each group).
Relationship types:
0 = Companion
1 = Respect
2 = Like
3 = Neutral
4 = Dislike
5 = Hate
255 = Pedestrians
Example:
PED::SET_RELATIONSHIP_BETWEEN_GROUPS(2, l_1017, 0xA49E591C);
PED::SET_RELATIONSHIP_BETWEEN_GROUPS(2, 0xA49E591C, l_1017);