Fix exchange-rate-max-age option in default_config.toml

Author: gleb-chipiga

cli/src/default_config.toml

@@ -38,7 +38,7 @@ exchange-rate-source = "EU"
 
 # Maximum age of cached exchange rates in seconds.
 # If the cached data is older than this value, it will be refreshed.
-exchange-rate-cache-max-age = 259200
+exchange-rate-max-age = 259200
 
 # Decimal and thousands separator style. This can be used to switch
 # between e.g. 1,234.56 and 1.234,56.