GIVEN_GridPositionOccupiedByShip_And_AnotherShipWantsToMoveToSameLoction_THEN_ThePositionOfThatShipIsReset
: changed to this test case from 

GIVEN_GridPositionOccupiedByShip_And_AnotherShipWantsToMoveToSameLoction_THEN_InvalidMoveSequenceExcpeion

(In case of invalid moves the ship will lose it chance to move and its
position will remain the same)