Fix linter issues in properties file

Author: sebromero

Diff for: library.properties

@@ -2,10 +2,9 @@ name=Arduino_LowPowerPortentaH7
 version=1.0.0
 author=Arduino
 maintainer=Arduino <[email protected]>
-sentence=Arduino_LowPowerPortentaH7
-paragraph=Arduino_LowPowerPortentaH7
-category=Unknown
-url=http://
-depends=unknown
+sentence=A library to use low-power modes on the Portenta H7 board.
+paragraph=The Arduino Portenta H7 Low Power library provides functionality to enable, get information about, and debug low-power modes on the Portenta H7 board.
+category=Device Control
+url=https://github.com/arduino-libraries/Arduino_LowPowerPortentaH7
 architectures=mbed_portenta
 includes=Arduino_LowPowerPortentaH7.h