Change to use semver to compare version

Not realized there already have semver can use before.

Signed-off-by: Alan Tang <alantang888@gmail.com>

Author: alantang888

pkg/resources/statefulsets/statefulset.go

@@ -34,7 +34,7 @@ import (
 	"github.com/oracle/mysql-operator/pkg/resources/secrets"
 	"github.com/oracle/mysql-operator/pkg/version"
 
-	goverion "github.com/hashicorp/go-version"
+	"github.com/coreos/go-semver/semver"
 )
 
 const (
@@ -160,21 +160,15 @@ func getReplicationGroupSeeds(name string, members int) string {
 }
 
 func checkSupportGroupExitStateArgs(deployingVersion string) bool {
-	ver, err := goverion.NewVersion(deployingVersion)
-	if err != nil {
-		return false
-	}
+	ver := semver.New(deployingVersion)
 
-	minVer, err := goverion.NewVersion(minMysqlVersionWithGroupExitStateArgs)
-	if err != nil {
-		return false
-	}
+	minVer := semver.New(minMysqlVersionWithGroupExitStateArgs)
 
-	if ver.GreaterThan(minVer) || ver.Equal(minVer) {
-		return true
+	if ver.LessThan(*minVer) {
+		return false
 	}
 
-	return false
+	return true
 }
 
 // Builds the MySQL operator container for a cluster.