OSV-2022-134 Heap-use-after-free in RDKit::Chirality::cleanupStereoGroups

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44520 Crash type: Heap-use-after-free READ 1 Crash state: RDKit::Chirality::cleanupStereoGroups RDKit::MolOps::assignStereochemistry RDKit::SmilesToMol...