Notify arguments are only returned when using the V3 protocol, so skip the notify argument test on a V2 connection.
Notify arguments are only returned when using the V3 protocol, so
skip the notify argument test on a V2 connection.

jorsol/pgjdbc,lordnelson/pgjdbc,davecramer/pgjdbc,jkutner/pgjdbc,marschall/pgjdbc,alexismeneses/pgjdbc,pgjdbc/pgjdbc,zapov/pgjdbc,marschall/pgjdbc,lordnelson/pgjdbc,thkoch2001/libpostgresql-jdbc-java,amozhenin/pgjdbc,underyx/pgjdbc,AlexElin/pgjdbc,pgjdbc/pgjdbc,pgjdbc/pgjdbc,tivv/pgjdbc,whitingjr/pgjdbc,bocap/pgjdbc,phillipross/pgjdbc,alexismeneses/pgjdbc,lonnyj/pgjdbc,schlosna/pgjdbc,whitingjr/pgjdbc,golovnin/pgjdbc,jkutner/pgjdbc,zapov/pgjdbc,golovnin/pgjdbc,marschall/pgjdbc,phillipross/pgjdbc,AlexElin/pgjdbc,amozhenin/pgjdbc,Gordiychuk/pgjdbc,zemian/pgjdbc,jkutner/pgjdbc,thkoch2001/libpostgresql-jdbc-java,jamesthomp/pgjdbc,jorsol/pgjdbc,jamesthomp/pgjdbc,zapov/pgjdbc,whitingjr/pgjdbc,schlosna/pgjdbc,underyx/pgjdbc,underyx/pgjdbc,sehrope/pgjdbc,golovnin/pgjdbc,bocap/pgjdbc,phillipross/pgjdbc,bocap/pgjdbc,rjmac/pgjdbc,amozhenin/pgjdbc,rjmac/pgjdbc,zemian/pgjdbc,AlexElin/pgjdbc,panchenko/pgjdbc,jorsol/pgjdbc,zemian/pgjdbc,marschall/pgjdbc,thkoch2001/libpostgresql-jdbc-java,panchenko/pgjdbc,davecramer/pgjdbc,ekoontz/pgjdbc,lordnelson/pgjdbc,pgjdbc/pgjdbc,jamesthomp/pgjdbc,ekoontz/pgjdbc,davecramer/pgjdbc,rjmac/pgjdbc,davecramer/pgjdbc,panchenko/pgjdbc,sehrope/pgjdbc,Gordiychuk/pgjdbc,lonnyj/pgjdbc,sehrope/pgjdbc,sehrope/pgjdbc,jorsol/pgjdbc,Gordiychuk/pgjdbc,tivv/pgjdbc