🚷 fix bug in SAX callback parser

include/nlohmann/json.hpp

@@ -2794,7 +2794,7 @@ class basic_json
     /// get a pointer to the value (binary)
     binary_t* get_impl_ptr(binary_t* /*unused*/) noexcept
     {
-        return is_binary() ? m_value.binary : nullptr;
+        return is_binary() ? reinterpret_cast<binary_t*>(m_value.binary) : nullptr;
     }
 
     /// get a pointer to the value (binary)