Add missing re-attach nested transaction to parent after a reset in beginTransaction.
Add missing re-attach nested transaction to parent after a reset in beginTransaction.

This fix the assert failure:
   endTransaction(cling::Transaction*) const: Assertion `T->getState() == Transaction::kCollecting' failed.

root-mirror/cling,marsupial/cling,karies/cling,root-mirror/cling,perovic/cling,root-mirror/cling,marsupial/cling,perovic/cling,karies/cling,root-mirror/cling,marsupial/cling,karies/cling,marsupial/cling,marsupial/cling,marsupial/cling,perovic/cling,perovic/cling,karies/cling,karies/cling,root-mirror/cling,root-mirror/cling,perovic/cling,karies/cling