Fix InsertWhitelist test in composite primary key table

- The table has a composite primary key with columns that have default
  values and columns that don't.
- ColumnsWithoutDefault columns don't guarantee unique records.

Author: benevolent0505

templates/test/insert.go.tpl

@@ -39,7 +39,7 @@ func test{{$alias.UpPlural}}InsertWhitelist(t *testing.T) {
 	{{if not .NoContext}}ctx := context.Background(){{end}}
 	tx := MustTx({{if .NoContext}}boil.Begin(){{else}}boil.BeginTx(ctx, nil){{end}})
 	defer func() { _ = tx.Rollback() }()
-	if err = o.Insert({{if not .NoContext}}ctx, {{end -}} tx, boil.Whitelist({{$alias.DownSingular}}ColumnsWithoutDefault...)); err != nil {
+	if err = o.Insert({{if not .NoContext}}ctx, {{end -}} tx, boil.Whitelist(strmangle.SetMerge({{$alias.DownSingular}}PrimaryKeyColumns, {{$alias.DownSingular}}ColumnsWithoutDefault)...)); err != nil {
 		t.Error(err)
 	}