Merge branch 'multi-node-multi-GPU' of https://github.com/qiboteam/qibotn into multi-node-multi-GPU

src/qibotn/QiboCircuitConvertor.py

@@ -95,7 +95,8 @@ class QiboCircuitToEinsum:
             required_shape = self.op_shape_from_qubits(len(gate_qubits))
             self.gate_tensors.append(
                 (
-                    cp.asarray(gate.matrix).reshape(required_shape),
+                    cp.asarray(gate.matrix(), dtype=self.dtype).reshape(
+                        required_shape),
                     gate_qubits,
                 )
             )