[Upd] #define guard that were using system implementation convention

include/aidge/data/TensorImpl.hpp

-#ifndef __AIDGE_CPU_DATA_TENSORIMPL_H__
-#define __AIDGE_CPU_DATA_TENSORIMPL_H__
+#ifndef AIDGE_CPU_DATA_TENSORIMPL_H_
+#define AIDGE_CPU_DATA_TENSORIMPL_H_
 
 #include "aidge/backend/TensorImpl.hpp"
 #include "aidge/data/Tensor.hpp"
@@ -72,4 +72,4 @@ static Registrar<Tensor> registrarTensorImpl_cpu_Int32(
 }  // namespace
 }  // namespace Aidge
 
-#endif /* __AIDGE_CPU_DATA_TENSORIMPL_H__ */
+#endif /* AIDGE_CPU_DATA_TENSORIMPL_H_ */