Remove Previous Version

Author: xfq

index.bs

@@ -6,7 +6,6 @@ Status: ED
 Group: dap
 ED: https://w3c.github.io/sensors/
 TR: https://www.w3.org/TR/generic-sensor/
-Previous Version: https://www.w3.org/TR/2019/WD-generic-sensor-20190307/
 Editor: Rick Waldron 50572, Invited Expert, formerly on behalf of Bocoup and JS Foundation
 Former Editor: Mikhail Pozdnyakov 78325, Intel Corporation, https://intel.com/
 Former Editor: Alexander Shalamov 78335, Intel Corporation, https://intel.com/