Update description of 'icx_getScoreApi' for 'default' field
@@ -457,7 +457,8 @@ Returns SCORE's external API list.
- inputs : parameters in array
+ name : parameter name
+ type : parameter type (`int`, `str`, `bytes`, `bool`, `Address`)
- + indexed : `0x1` if the parameter is indexed (when this is `eventlog`)
+ + default: the default value if the parameter has a default value (optional)
+ + indexed : `0x1` if the parameter is indexed (when this is `eventlog`) (optional)
- outputs : return value
+ type : return value type (`int`, `str`, `bytes`, `bool`, `Address`, `dict`, `list`)
- readonly : `0x1` if this is declared as `external(readonly=True)`
