Minor update

Author: Mike Grusin

IDE_Board_Manager/package_sparkfun_index.json

@@ -222,7 +222,7 @@
           "category": "Contributed",
           "url": "https://github.com/sparkfun/Arduino_Boards/raw/LilyMini_testing/IDE_Board_Manager/sparkfun-samd-1.4.0.tar.bz2",
           "archiveFileName": "sparkfun-samd-1.4.0.tar.bz2",
-		  "checksum": "SHA256:703152812908085408AD913C3845C27DCB027C23188620886CFF2B150F2039A4",
+		  "checksum": "SHA-256:703152812908085408AD913C3845C27DCB027C23188620886CFF2B150F2039A4",
           "size": "282482",
           "help": {
             "online": "https://forums.sparkfun.com"