Extra memory allocation in Setup outside of the memory pool

[pearce8]

• We see a single extra cuda malloc or 3 extra hip malloc calls in Setup
• @rfhaque please add the call trees here

[rfhaque]

amg2023_calltree_277x277x277_64GB_umpire.txt
Added the call tree for a problem size 277^3.
The additional hipMalloc calls appear in the Coarsening step for the MG level 0 stage within the Setup step

[pearce8]

@liruipeng Please take a look