Add pythonstb_render to package catalog

all_pkgs_stb.json

@@ -246,6 +246,7 @@
         "python-nmap": "nmap",
         "python-socks": "python_socks",
         "python-vlc": "vlc",
+        "pythonstb_render": "pythonstb_render",
         "pythontoolskit": "PythonToolsKit",
         "pytz": "pytz",
         "pywavelets": "pywt",