Make schedule wider to have space for UTC

Author: abkfenris

ohw22/schedule.md

@@ -13,7 +13,7 @@ With a global virtual event and many satellites, this schedule is still very muc
 
 ## Overview of the global event
 
-<iframe width=600 height=600 src="https://docs.google.com/spreadsheets/d/e/2PACX-1vQSK-BFmCaqDp04f6Kfc1tWNIHFDaxHclqe-2Rb4vNlt0we2bqXednUJ_Zk2sRoeqd5nxqsEvJHjYfm/pubhtml?gid=0&amp;single=true&amp;widget=true&amp;headers=false"></iframe>
+<iframe width=700 height=600 src="https://docs.google.com/spreadsheets/d/e/2PACX-1vQSK-BFmCaqDp04f6Kfc1tWNIHFDaxHclqe-2Rb4vNlt0we2bqXednUJ_Zk2sRoeqd5nxqsEvJHjYfm/pubhtml?gid=0&amp;single=true&amp;widget=true&amp;headers=false"></iframe>
 
 ## Satellite events