Modify Content-Security-Policy in jupyter_lab_config

Updated Content-Security-Policy to include media-src.

Author: kostrykin

jupyter_lab_config.py

@@ -12,7 +12,7 @@
     'Content-Security-Policy':
         "; ".join([
             f"default-src 'self' https: {CORS_ORIGIN}",
-            f"img-src 'self' data: {CORS_ORIGIN}",
+            f"media-src 'self' data: {CORS_ORIGIN}",
             f"connect-src 'self' ws://{CORS_ORIGIN_HOSTNAME}",
             f"style-src 'unsafe-inline' 'self' {CORS_ORIGIN}",
             f"script-src https: 'unsafe-inline' 'unsafe-eval' 'self' {CORS_ORIGIN}"