removed unnecessary include

Author: Sriya Pratipati

libc/src/wchar/CMakeLists.txt

@@ -19,7 +19,6 @@ add_entrypoint_object(
   DEPENDS
     libc.hdr.types.size_t
     libc.hdr.types.wchar_t
-    libc.src.string.string_utils
 )
 
 add_entrypoint_object(

libc/src/wchar/wcsnlen.cpp

@@ -12,7 +12,6 @@
 #include "hdr/types/wchar_t.h"
 #include "src/__support/common.h"
 #include "src/__support/macros/config.h"
-#include "src/string/string_utils.h" // string_length_trivial
 
 namespace LIBC_NAMESPACE_DECL {