Revert "[thread] Enhance/Optimize attach to thread network (project-chip#33191)"

This reverts commit e777ef7.

Signed-off-by: Adrian Gielniewski <adrian.gielniewski@nordicsemi.no>

Author: adigie

src/platform/OpenThread/GenericThreadStackManagerImpl_OpenThread.hpp

@@ -373,14 +373,6 @@ template <class ImplClass>
 CHIP_ERROR GenericThreadStackManagerImpl_OpenThread<ImplClass>::_AttachToThreadNetwork(
     const Thread::OperationalDataset & dataset, NetworkCommissioning::Internal::WirelessDriver::ConnectCallback * callback)
 {
-    Thread::OperationalDataset current_dataset;
-    // Validate the dataset change with the current state
-    ThreadStackMgrImpl().GetThreadProvision(current_dataset);
-    if (dataset.AsByteSpan().data_equal(current_dataset.AsByteSpan()) && callback == nullptr)
-    {
-        return CHIP_NO_ERROR;
-    }
-
     // Reset the previously set callback since it will never be called in case incorrect dataset was supplied.
     mpConnectCallback = nullptr;
     ReturnErrorOnFailure(Impl()->SetThreadEnabled(false));