Update calendar.md

Author: marcel-keller

calendar.md

@@ -4,4 +4,4 @@ title: Calendar
 sidebar_link: true
 ---
 
-<iframe src="https://calendar.google.com/calendar/embed?height=600&wkst=2&ctz=Europe%2FLondon&showPrint=0&title=SPAAM%20Calendar&src=c3BhYW0uY29tbXVuaXR5QGdtYWlsLmNvbQ&src=NDZhYzQ4OTM1ZTk1NDQ2ODA5MTk3MWFiYTZkZDBkOTEyMmViNmFlMDM5Yzk5MmZmNDQwYTRkOThmN2I4NmQyZUBncm91cC5jYWxlbmRhci5nb29nbGUuY29t&color=%23039be5&color=%23b39ddb" style="border:solid 1px #777" width="800" height="600" frameborder="0" scrolling="no"></iframe>
+<iframe src="https://calendar.google.com/calendar/embed?height=600&wkst=2&ctz=Europe%2FLondon&showPrint=0&src=c3BhYW0uY29tbXVuaXR5QGdtYWlsLmNvbQ&src=NDZhYzQ4OTM1ZTk1NDQ2ODA5MTk3MWFiYTZkZDBkOTEyMmViNmFlMDM5Yzk5MmZmNDQwYTRkOThmN2I4NmQyZUBncm91cC5jYWxlbmRhci5nb29nbGUuY29t&color=%23039be5&color=%23b39ddb" style="border:solid 1px #777" width="800" height="600" frameborder="0" scrolling="no"></iframe>