Update library.properties

Author: davetcc

library.properties

@@ -8,7 +8,7 @@ version=1.0.0
 maintainer=https://www.thecoderscorner.com
 author=davetcc
 category=Other
-url=https://github.com/davetcc/IoAbstraction
+url=https://github.com/davetcc/SimpleCollections
 sentence=An associative container that can act as either a regular list or btree without needing std lib. Ordered fast lookup. Works from AVR/Uno upwards to ESP32, mbed etc
 paragraph=An associative container that can act as either a straight list or btree without needing your compiler to support std lib. Ordered fast lookup, sorted on insert so optimised for read. Works from Uno upwards to ESP32, mbed etc
 includes=SimpleCollections.h