emlearn_trees: Remove uncessary memset/memcpy

Author: jonnor

src/emlearn_trees/trees.c

@@ -13,16 +13,6 @@
 
 #define EMLEARN_MICROPYTHON_DEBUG 0
 
-// memset is used by some standard C constructs
-#if !defined(__linux__)
-void *memcpy(void *dst, const void *src, size_t n) {
-    return mp_fun_table.memmove_(dst, src, n);
-}
-void *memset(void *s, int c, size_t n) {
-    return mp_fun_table.memset_(s, c, n);
-}
-#endif
-
 
 // For building up an EmlTrees structure
 typedef struct _EmlTreesBuilder {