Added L1.2 video

Author: cooper-mj

res/lectures.json

@@ -27,7 +27,7 @@
         "date": "2020-01-13",
         "condensed": "https://drive.google.com/open?id=1vG_9uTcZrv9W9BdBSwnOyQPJNQ4OcD1Z",
         "full": "https://drive.google.com/open?id=1V93b8Z-JvF1C-B8GplL29___hGcCJ59u",
-        "video": "#",
+        "video": "https://drive.google.com/open?id=1UYgRALGxbs9OcECt6xxA5zAEYAaP1u3I",
         "video_note": "#",
         "visible": true,
         "active": true