<NME> postgresql-requirements.txt
<BEF> psycopg2-binary>=2.7.4

<MSG> Updated psycopg2 version.

see https://github.com/psycopg/psycopg2/issues/1293#issuecomment-862835147

<DFF> @@ -1,1 +1,1 @@
-psycopg2-binary>=2.7.4
+psycopg2-binary>=2.8,<2.9

Updated psycopg2 version.