Fix a bug in #4623 (#4631)

The issue is MakeIter(lev) enables tiling whereas MakeIter(lev,
MFItInfo{}) does not.

Fix for a bug introduced in #4623

Author: WeiqunZhang

Src/Particle/AMReX_ParticleContainerI.H

@@ -1169,24 +1169,24 @@ addParticles (const PCType& other, F const& f, bool local)
     // touch all tiles in serial
     for (int lev = 0; lev < other.numLevels(); ++lev)
     {
+        [[maybe_unused]] Gpu::NoSyncRegion no_sync{};
         const auto& plevel_other = other.GetParticles(lev);
-        for(MFIter mfi = other.MakeMFIter(lev, MFItInfo().DisableDeviceSync()); mfi.isValid(); ++mfi)
+        for(MFIter mfi = other.MakeMFIter(lev); mfi.isValid(); ++mfi)
         {
             auto index = std::make_pair(mfi.index(), mfi.LocalTileIndex());
             if(plevel_other.find(index) == plevel_other.end()) { continue; }
 
             DefineAndReturnParticleTile(lev, mfi.index(), mfi.LocalTileIndex());
         }
     }
-    Gpu::streamSynchronizeAll();
 
 #ifdef AMREX_USE_OMP
 #pragma omp parallel if (Gpu::notInLaunchRegion())
 #endif
     for (int lev = 0; lev < other.numLevels(); ++lev)
     {
         const auto& plevel_other = other.GetParticles(lev);
-        for(MFIter mfi = other.MakeMFIter(lev, MFItInfo().DisableDeviceSync()); mfi.isValid(); ++mfi)
+        for(MFIter mfi = other.MakeMFIter(lev); mfi.isValid(); ++mfi)
         {
             auto index = std::make_pair(mfi.index(), mfi.LocalTileIndex());
             if(plevel_other.find(index) == plevel_other.end()) { continue; }
@@ -1205,7 +1205,6 @@ addParticles (const PCType& other, F const& f, bool local)
             ptile.resize(dst_index + count);
         }
     }
-    Gpu::streamSynchronizeAll();
 
     if (! local) { Redistribute(); }
 }