stt: restore pt and ptp sizes, fix stable_sort call
stt: restore pt and ptp sizes, fix stable_sort call

Signed-off-by: Eder Monteiro <ef6fbc7d1828d63517989a504172fad247fa89f1@gmail.com>

The-OpenROAD-Project/OpenROAD,The-OpenROAD-Project/OpenROAD,The-OpenROAD-Project/OpenROAD,QuantamHD/OpenROAD,QuantamHD/OpenROAD,QuantamHD/OpenROAD,The-OpenROAD-Project/OpenROAD,QuantamHD/OpenROAD,QuantamHD/OpenROAD,The-OpenROAD-Project/OpenROAD