The type of 'label' should be 'CharSpan', need to fix the XML definition for bro...

[todo]

connectedhomeip/src/app/clusters/operational-credentials-server/operational-credentials-server.cpp

Lines 92 to 102 in 81b6320

	// TODO: The type of 'label' should be 'CharSpan', need to fix the XML definition for broken member type.
	fabricDescriptor.label =
	ByteSpan(Uint8::from_const_char(fabricInfo.GetFabricLabel().data()), fabricInfo.GetFabricLabel().size());
	fabricDescriptor.rootPublicKey = fabricInfo.GetRootPubkey();
	ReturnErrorOnFailure(encoder.Encode(fabricDescriptor));
	}
	return CHIP_NO_ERROR;
	});
	}

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This issue was generated by todo based on a TODO comment in 81b6320 when #10459 was merged. cc @yufengwangca.