Re-enable DASH live sim streams
Re-enable DASH live sim streams

Now that Dash-Industry-Forum/dash-live-source-simulator#91 is
resolved, we can re-enable these streams.

Change-Id: I958ccdbf48741703d46d00c4e69a0fc3916249b7

shaka-project/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,tvoli/shaka-player,tvoli/shaka-player,tvoli/shaka-player,shaka-project/shaka-player,tvoli/shaka-player