Update Documentation for Bitbank Supplemental Plugin

Author: macanudo527

docs/configuration_file.md

@@ -183,18 +183,16 @@ This plugin is CSV-based and parses CSV files generated by Bitbank. It only supp
 [dali.plugin.input.csv.bitbank_supplemental <em>&lt;qualifiers&gt;</em>]
 account_holder = <em>&lt;account_holder&gt;</em>
 withdrawals_csv_file = <em>&lt;withdrawals_csv_file&gt;</em>
-withdrawals_code = <em>&lt;withdrawal_code&gt;</em>
 deposits_csv_file = <em>&lt;deposits_csv_file&gt;</em>
-deposits_code = <em>&lt;deposits_code&gt;</em>
+fiat_deposits_csv_file = <em>&lt;fiat_deposits_csv_file&gt;</em>
 native_fiat = <em>&lt;native_fiat&gt;</em>
 </pre>
 
 Notes:
-* You do not have to declare both a withdrawal and deposit file. However, declaring a `withdrawals_csv_file` or `deposits_csv_file` without a corresponding code will trigger an exception.
-* `withdrawals_csv_file` can be retrieved by clicking [出金 (withdrawals)] -> [出金 button to the right of the asset] -> [CSVドウンロード (CSV download)]
-* `withdrawal_code` is the code of the crypto asset or fiat (JPY) that was withdrawn. The csv does not include any information about what asset was withdrawn.
-* `deposits_csv_file` can be retrieved by clicking [入金 (deposits)] -> [入金 button to the right of the asset] -> [CSVドウンロード (CSV download)]
-* `deposits_code` is the code of the crypto asset or fiat (JPY) that was deposited. The csv does not include any information about what asset was deposited.
+* You do not have to declare all 3 files. All files are optional.
+* `withdrawals_csv_file` can be retrieved by clicking [データ (data)] -> [出金履歴 (Withdrawal History)] -> [CSVドウンロード (CSV download)]. Make sure that すべてのコイン (all coins) is selected at the top. And the 暗号資産 (Crypto Currency) tab is selected.
+* `deposits_csv_file` can be retrieved by clicking [データ (data)] -> [入金履歴 (Deposit History)] -> [CSVドウンロード (CSV download)]. Make sure that すべてのコイン (all coins) is selected at the top. And the 暗号資産 (Crypto Currency) tab is selected.
+* `fiat_deposits_csv_file` can be retrieved by clicking [データ (data)] -> [入金履歴 (Deposit History)] -> [CSVドウンロード (CSV download)]. Make sure that the 日本円 (Japanese Yen) tab is selected.
 
 ### Coincheck Supplemental Section (CSV)
 This plugin is CSV-based and parses CSV files generated by Coincheck. It only supports buys from the marketplace, which are not covered by the REST API. Initialize it as follows: