fix(core): Fix the definition of int64 min/max
fix(core): Fix the definition of int64 min/max

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