remove duplicate installs

These dependencies should already exist in cd shared
restating them here is confusing, as it confuses what is being called and where the code is running (e.g. assuming it isolated, when it's actually using the shared dependencies already)

Author: anthony-chaudhary

templates/hooks/database_pre_upgrade.yaml

@@ -47,7 +47,7 @@ spec:
         - secretRef:
             name:  db-migrations-secret
         # The actual migrations command
-        command: ["sh","-c", "cd shared; export PYTHONPATH=/app; pip install sqlalchemy-utils==0.41.1; pip install psycopg2-binary==2.9.6; alembic upgrade head"]
+        command: ["sh","-c", "cd shared; export PYTHONPATH=/app; alembic upgrade head"]
 
       {{ if .Values.nodeGroupLabel }}
       nodeSelector: