Fix wrong chain account loading

Author: philogicae

src/aleph/sdk/account.py

@@ -78,7 +78,7 @@ def account_from_file(
         return account_type(private_key)  # type: ignore
 
     account_type = load_chain_account_type(chain)
-    account = account_type(private_key, chain)
+    account = account_type(private_key)
     if chain in get_chains_with_super_token():
         account.switch_chain(chain)
     return account
@@ -106,8 +106,6 @@ def _load_account(
             logger.warning(
                 f"No main configuration found on path {settings.CONFIG_FILE}, defaulting to {chain}"
             )
-    else:
-        chain = default_chain
 
     # Loads configuration if no account_type is specified
     if not account_type: