updated comment

Co-authored-by: Yevgeniy Brikman <[email protected]>

modules/aws/rds.go

@@ -229,7 +229,7 @@ func GetRecommendedRdsInstanceType(t testing.TestingT, region string, engine str
 
 // GetRecommendedRdsInstanceTypeE takes in a list of RDS instance types (e.g., "db.t2.micro", "db.t3.micro") and returns the
 // first instance type in the list that is available in the given region and for the given database engine type.
-// If none of the instances provided are avaiable for your combination of region and database engine, this function will exit with an error.
+// If none of the instances provided are avaiable for your combination of region and database engine, this function will return an error.
 func GetRecommendedRdsInstanceTypeE(t testing.TestingT, region string, engine string, engineVersion string, instanceTypeOptions []string) (string, error) {
 	client, err := NewRdsClientE(t, region)
 	if err != nil {