Merge pull request #27 from StanGirard/dependabot/pip/server/pillow-8.1.1

Bump pillow from 8.1.0 to 8.1.1 in /server

Author: StanGirard

server/requirements.txt

@@ -45,7 +45,7 @@ networkx==2.5
 numpy==1.19.4
 packaging==20.8
 pandas==1.2.0
-Pillow==8.1.0
+Pillow==8.1.1
 plac==1.1.3
 preshed==3.0.5
 prompt-toolkit==3.0.8