Remove dpnp_memory_* and dpnp_rng_srand_c from dpnp_algo.pxd

Author: AlexanderKalistratov

dpnp/dpnp_algo/dpnp_algo.pxd

@@ -95,14 +95,6 @@ cdef extern from "dpnp_iface_fptr.hpp":
 
     DPNPFuncData get_dpnp_function_ptr(DPNPFuncName name, DPNPFuncType first_type, DPNPFuncType second_type) except +
 
-cdef extern from "dpnp_iface.hpp":
-
-    char * dpnp_memory_alloc_c(size_t size_in_bytes) except +
-    void dpnp_memory_free_c(void * ptr)
-    void dpnp_memory_memcpy_c(void * dst, const void * src, size_t size_in_bytes)
-    void dpnp_rng_srand_c(size_t seed)
-
-
 # C function pointer to the C library template functions
 ctypedef c_dpctl.DPCTLSyclEventRef(*fptr_1in_1out_strides_t)(c_dpctl.DPCTLSyclQueueRef,
                                                              void *, const size_t, const size_t,