Revert "[GHA][2/x] migrate post-land integration test"
Revert "[GHA][2/x] migrate post-land integration test"

This reverts commit 38650860396fa4b14e6300d770ebd5d79a8f39c5.

The integration test workflow needs rework.

Closes: #6021

aptos-labs/aptos-core,aptos-labs/aptos-core,aptos-labs/aptos-core,libra/libra,libra/libra,aptos-labs/aptos-core,libra/libra,libra/libra,aptos-labs/aptos-core,aptos-labs/aptos-core,libra/libra,aptos-labs/aptos-core