Bump charon to v1.3

Author: KaloyanTanev

docker-compose.yml

@@ -82,7 +82,7 @@ services:
   #  \___|_| |_|\__,_|_|  \___/|_| |_|
 
   charon:
-    image: obolnetwork/charon:${CHARON_VERSION:-v1.3.0-rc3}
+    image: obolnetwork/charon:${CHARON_VERSION:-v1.3.0}
     environment:
       - CHARON_BEACON_NODE_ENDPOINTS=${CHARON_BEACON_NODE_ENDPOINTS:-http://lighthouse:5052}
       - CHARON_BEACON_NODE_TIMEOUT=${CHARON_BEACON_NODE_TIMEOUT:-3s}