update README

README.md

@@ -2,7 +2,7 @@
 
 export [Pacer](https://play.google.com/store/apps/details?id=cc.pacer.androidapp) data to [InfluxDB](https://www.influxdata.com/products/influxdb-overview/)
 
-  * require Python 3, `influxdb-python` and `sqlite-python`
+  * requires Python 3, `influxdb-python` and `sqlite-python`
   * original code from https://github.com/korjavin/sqlite2influxdb and https://github.com/influxdata/influxdb-python
   * sqlite database is `/data/data/cc.pacer.androidapp/databases/MDData.db` on an Android device, may need root privileges to get it
   * collects steps, distance, active time and calories