Update the export registry for tensor with new aidge datatypes

aidge_core/export_utils/export_registry.py

@@ -80,6 +80,14 @@ class ExportLib(aidge_core.OperatorImpl):
                                     aidge_core.get_key_value_Tensor(["cpu", aidge_core.dtype.uint32]))
         aidge_core.register_Tensor([self._name, aidge_core.dtype.uint64],
                                     aidge_core.get_key_value_Tensor(["cpu", aidge_core.dtype.uint64]))
+        aidge_core.register_Tensor([self._name, aidge_core.dtype.int4],
+                                    aidge_core.get_key_value_Tensor(["cpu", aidge_core.dtype.int4]))
+        aidge_core.register_Tensor([self._name, aidge_core.dtype.uint4],
+                                    aidge_core.get_key_value_Tensor(["cpu", aidge_core.dtype.uint4]))
+        aidge_core.register_Tensor([self._name, aidge_core.dtype.dual_int4],
+                                    aidge_core.get_key_value_Tensor(["cpu", aidge_core.dtype.dual_int4]))
+        aidge_core.register_Tensor([self._name, aidge_core.dtype.dual_uint4],
+                                    aidge_core.get_key_value_Tensor(["cpu", aidge_core.dtype.dual_uint4]))
 
     @classproperty
     def _export_node_registry(cls) -> Dict[str, List['ExportNode']]: