added standard normal declaration (#514)

* added standard normal declaration

Author: samir-nasibli

dpnp/backend/include/dpnp_iface.hpp

@@ -897,41 +897,42 @@ INP_DLLEXPORT void dpnp_rng_standard_cauchy_c(void* result, size_t size);
 
 /**
  * @ingroup BACKEND_API
- * @brief math library implementation of random number generator (standard normal distribution)
+ * @brief math library implementation of random number generator (standard exponential distribution)
  *
  * @param [in]  size   Number of elements in `result` arrays.
  *
  * @param [out] result Output array.
  *
  */
 template <typename _DataType>
-INP_DLLEXPORT void dpnp_rng_standard_normal_c(void* result, size_t size);
+INP_DLLEXPORT void dpnp_rng_standard_exponential_c(void* result, size_t size);
 
 /**
  * @ingroup BACKEND_API
- * @brief math library implementation of random number generator (standard exponential distribution)
+ * @brief math library implementation of random number generator (standard gamma distribution)
  *
  * @param [in]  size   Number of elements in `result` arrays.
  *
+ * @param [in]  shape  Shape value.
+ *
  * @param [out] result Output array.
  *
  */
 template <typename _DataType>
-INP_DLLEXPORT void dpnp_rng_standard_exponential_c(void* result, size_t size);
+INP_DLLEXPORT void dpnp_rng_standard_gamma_c(void* result, _DataType shape, size_t size);
+
 
 /**
  * @ingroup BACKEND_API
- * @brief math library implementation of random number generator (standard gamma distribution)
+ * @brief math library implementation of random number generator (standard normal distribution)
  *
  * @param [in]  size   Number of elements in `result` arrays.
  *
- * @param [in]  shape  Shape value.
- *
  * @param [out] result Output array.
  *
  */
 template <typename _DataType>
-INP_DLLEXPORT void dpnp_rng_standard_gamma_c(void* result, _DataType shape, size_t size);
+INP_DLLEXPORT void dpnp_rng_standard_normal_c(void* result, size_t size);
 
 /**
  * @ingroup BACKEND_API