OESA-2021-1127 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. Security Fixes: In Pillow before 8.1.0, SGIRleDecode has a 4-byte buffer over-read when decoding crafted SG...