[TEST] PubSub: Unit test for Int64 variable
[TEST] PubSub: Unit test for Int64 variable

 - Verify Published and Subscribed Int64 data

Change-Id: I4b8d31448d9e3770a7b97dac90108a0d655e4983

open62541/open62541,JGrothoff/open62541,StalderT/open62541,JGrothoff/open62541,jpfr/open62541,StalderT/open62541,jpfr/open62541,open62541/open62541,jpfr/open62541,JGrothoff/open62541,StalderT/open62541,StalderT/open62541,JGrothoff/open62541,open62541/open62541,jpfr/open62541,open62541/open62541