Coverity issues for week 25: Coverity thinks some HS tests have memory leaks
hs_free_all() function should free the
hs_service_t instances in our tests, but it seems like Coverity doesn't detect this and claims that a memory leak might happen.
Relevant CID's: 1437457, 1437455, 1437452, 1437446, 1437443, 1437435, 1437432, 1437430, 1437428, and 1437426.
CID: 1437442 is related to this issue (I think)