Update resource_aws_db_instance_test.go

builtin/providers/aws/resource_aws_db_instance_test.go

@@ -179,7 +179,7 @@ func TestAccAWSDBInstance_enhancedMonitoring(t *testing.T) {
 // Regression test for https://github.com/hashicorp/terraform/issues/3760 .
 // We apply a plan, then change just the iops. If the apply succeeds, we
 // consider this a pass, as before in 3760 the request would fail
-func TestAccAWS_seperate_DBInstance_iops_update(t *testing.T) {
+func TestAccAWS_separate_DBInstance_iops_update(t *testing.T) {
 	var v rds.DBInstance
 
 	rName := acctest.RandString(5)