Update package_sparkfun_apollo3_index.json

Updated sha for new package

Author: Wenn0101

package_sparkfun_apollo3_index.json

@@ -14,7 +14,7 @@
             "category": "Contributed",
             "url": "https://github.com/sparkfun/Arduino_Apollo3/releases/download/v2.0.3/Arduino_Apollo3.tar.gz",
             "archiveFileName": "Arduino_Apollo3.tar.gz",
-            "checksum": "SHA-256:0F13506AF3CD1B8D3A672B596FB796BEA12E0C20D1F7244A0063A316DD158051",
+            "checksum": "SHA-256:B6730F1F522209B29C9A4D5DBCEE0B9E65F39F573969B2E525BD306BFAB40B1A",
             "size": "325903668",
             "help": {
               "online": "https://learn.sparkfun.com/tutorials/installing-arduino-ide/board-add-ons-with-arduino-board-manager"