cro_helper: add todo about process handle

src/core/hle/service/ldr_ro/cro_helper.h

@@ -36,6 +36,7 @@ static constexpr u32 CRO_HASH_SIZE = 0x80;
 /// Represents a loaded module (CRO) with interfaces manipulating it.
 class CROHelper final {
 public:
+    // TODO (wwylele): pass in the process handle for memory access
     explicit CROHelper(VAddr cro_address) : module_address(cro_address) {}
 
     std::string ModuleName() const {