Update library.properties

Remove period from url which causes a 404 error when users click on the "More info" link in the Arduino IDE's Board Manager.

Author: bboyho

library.properties

@@ -5,5 +5,5 @@ maintainer=SparkFun Electronics <sparkfun.com>
 sentence=This library is for the SparkFun Temperature Sensor - STTS22H
 paragraph= This library breaks out all functionality of the STTS22H Temperature Sensor by STMicroelectronics.
 category=Sensors
-url=https://github.com/sparkfun/SparkFun_STTS22H_Arduino_Library.
+url=https://github.com/sparkfun/SparkFun_STTS22H_Arduino_Library
 architectures=*