ISPN-3799 Update base CHMv8 to rev 1.120

* It primarily fixes and edge case where CHM.get will sometimes fail to
find a key present in the map.
ISPN-3839 Compatibility Mode tests didn't shutdown all the cache managers
ISPN-2255 FineGrainedAtomicMap missing key,value pairs in some cluster nodes in distributed mode, embedded infinispan cache

* Fixed bug in values() method in which the uncommitted values was not visible inside the transaction.
Cleanup FineGrainedAtomicMapAPITest