Update library.properties

Author: davetcc

library.properties

@@ -9,5 +9,5 @@ maintainer=https://www.thecoderscorner.com
 author=davetcc
 category=Other
 url=https://github.com/davetcc/tcUnicodeHelper
-sentence=Adds tcUnicode support to Adafruit_GFX, U8G2, tcMenu, and TFT_eSPI graphics libraries with a graphical font creation utility available
-paragraph=Adds tcUnicode support to Adafruit_GFX, U8G2, tcMenu, and TFT_eSPI graphics libraries with a graphical font creation utility available
+sentence=Adds tcUnicode UTF-8 support to Adafruit_GFX, U8G2, tcMenu, and TFT_eSPI graphics libraries with a graphical font creation utility available. Works with existing libraries
+paragraph=Adds tcUnicode UTF-8 support to Adafruit_GFX, U8G2, tcMenu, and TFT_eSPI graphics libraries with a graphical font creation utility available. Works with existing libraries