Merge pull request #778 from ocf/dependabot/pip/pillow-9.3.0

Bump pillow from 9.0.1 to 9.3.0

Author: singingtelegram

requirements.txt

@@ -39,7 +39,7 @@ numpy==1.21.2
 ocflib
 paramiko==2.7.2
 pexpect==4.8.0
-Pillow==9.0.1
+Pillow==9.3.0
 ply==3.11
 prometheus-client==0.11.0
 prompt-toolkit==3.0.20