Allow user to configure security related gunicorn parameters.pgadmin-org#8891

Author: yogeshmahajan-1903

pkg/docker/entrypoint.sh

@@ -188,5 +188,5 @@ fi
 if [ -n "${PGADMIN_ENABLE_TLS}" ]; then
     exec /venv/bin/gunicorn --limit-request-line "${GUNICORN_LIMIT_REQUEST_LINE:-8190}" --timeout "${TIMEOUT}" --bind "${BIND_ADDRESS}" -w 1 --threads "${GUNICORN_THREADS:-25}" --access-logfile "${GUNICORN_ACCESS_LOGFILE:--}" --keyfile /certs/server.key --certfile /certs/server.cert -c gunicorn_config.py run_pgadmin:app
 else
-    exec /venv/bin/gunicorn --limit-request-line "${GUNICORN_LIMIT_REQUEST_LINE:-8190}" --timeout "${TIMEOUT}" --bind "${BIND_ADDRESS}" -w 1 --threads "${GUNICORN_THREADS:-25}" --access-logfile "${GUNICORN_ACCESS_LOGFILE:--}" -c gunicorn_config.py run_pgadmin:app
+    exec /venv/bin/gunicorn --limit-request-line "${GUNICORN_LIMIT_REQUEST_LINE:-8190}" --limit-request-fields "${GUNICORN_LIMIT_REQUEST_FIELDS:-100}" --limit-request-field_size "${GUNICORN_LIMIT_REQUEST_FIELD_SIZE:-8190}" --timeout "${TIMEOUT}" --bind "${BIND_ADDRESS}" -w 1 --threads "${GUNICORN_THREADS:-25}" --access-logfile "${GUNICORN_ACCESS_LOGFILE:--}" -c gunicorn_config.py run_pgadmin:app
 fi