message: Fix typo; NFC
diff: @@ -596,7 +596,7 @@ public:
  virtual uint64_t WriteFile(lldb::user_id_t fd, uint64_t offset,
  const void *src, uint64_t src_len, Status &error) {
  error.SetErrorStringWithFormat(
  - "Platform::ReadFile() is not supported in the %s platform",
  + "Platform::WriteFile() is not supported in the %s platform",
  GetName().GetCString());
  return -1;
  }
  