message: [trel-dnssd] fix format string
diff: #include "trel_dnssd/trel_dnssd.hpp"
  +#include <inttypes.h>
  #include <net/if.h>
  #include <openthread/instance.h>
  @@ -397,7 +398,7 @@ void TrelDnssd::CheckTrelNetifReady(void)
  if (mTrelNetifIndex != 0)
  {
  - otbrLogDebug("Netif %s is ready: index = %d", mTrelNetif.c_str(), mTrelNetifIndex);
  + otbrLogDebug("Netif %s is ready: index = %" PRIu32, mTrelNetif.c_str(), mTrelNetifIndex);
  OnBecomeReady();
  }
  else
  @@ -422,8 +423,8 @@ void TrelDnssd::OnBecomeReady(void)
  {
  if (IsReady())
  {
  - otbrLogInfo("TREL DNS-SD Is Now Ready: Netif=%s(%u), SubscriberId=%u, Register=%s!", mTrelNetif.c_str(),
  - mTrelNetifIndex, mSubscriberId, mRegisterInfo.mInstanceName.c_str());
  + otbrLogInfo("TREL DNS-SD Is Now Ready: Netif=%s(%" PRIu32 "), SubscriberId=%" PRIu64 ", Register=%s!",
  + mTrelNetif.c_str(), mTrelNetifIndex, mSubscriberId, mRegisterInfo.mInstanceName.c_str());
  if (mSubscriberId > 0)
  {
  