samples: matter: Move GenericThreadDriver Instance to app layer

After the recent changes in Matter upstream, we need to create
the Instance and Driver for Thread driver in application layer.
Previously it was initialized in Matter device layer.

Signed-off-by: Arkadiusz Balys <[email protected]>

Author: ArekBalysNordic

samples/matter/common/src/app/matter_init.cpp

@@ -50,6 +50,10 @@
 #include <platform/nrfconnect/KMUKeyAllocator.h>
 #endif
 
+#ifdef CONFIG_OPENTHREAD
+#include <platform/OpenThread/GenericNetworkCommissioningThreadDriver.h>
+#endif
+
 #include <app/InteractionModelEngine.h>
 #include <app/clusters/network-commissioning/network-commissioning.h>
 #include <credentials/examples/DeviceAttestationCredsExample.h>
@@ -73,6 +77,11 @@ Clusters::NetworkCommissioning::Instance Nrf::Matter::InitData::sWiFiCommissioni
 };
 #endif
 
+#ifdef CONFIG_OPENTHREAD
+app::Clusters::NetworkCommissioning::InstanceAndDriver<NetworkCommissioning::GenericThreadDriver>
+	sThreadNetworkDriver(0 /*endpointId*/);
+#endif
+
 #ifdef CONFIG_CHIP_CRYPTO_PSA
 chip::Crypto::PSAOperationalKeystore Nrf::Matter::InitData::sOperationalKeystoreDefault{};
 #endif
@@ -180,6 +189,8 @@ CHIP_ERROR InitNetworkingStack()
 	error = ConfigureThreadRole();
 	VerifyOrReturnLogError(error == CHIP_NO_ERROR, error);
 
+	sThreadNetworkDriver.Init();
+
 	return error;
 }