remove j2 extension from templates

templates/service_control.service

@@ -0,0 +1,15 @@
+
+[Unit]
+Description={{ service_name }} Service Control API
+After=network.target
+
+[Service]
+User=root
+Group=root
+WorkingDirectory={{ service_control_folder }}
+ExecStartPre=/bin/sleep 5
+ExecStart={{ service_control_folder }}/venv/bin/python {{ service_control_folder }}/app.py
+Restart=always
+
+[Install]
+WantedBy=multi-user.target