[mr2752] Fix exception for SSC water
after this commit:

https://github.com/mangosR2/mangos/commit/22622ece075906193328fa390d7e69505e2b6894

CheckConditionCriteriaMeet called for all instances and world maps.
should be only for SSC.

example:
ERROR:Condition system call InstanceData::CheckConditionCriteriaMeet but instance script for map 571 not have implementation for player condition criteria with internal id 21217 (called from 5)