🚚 rename example

Author: Julien-R44

examples/currency-conversion.rs examples/basic-with-csv-parsing.rsexamples/currency-conversion.rs renamed to examples/basic-with-csv-parsing.rs

@@ -3,6 +3,7 @@ use std::error::Error;
 use cli_candlestick_chart::{Candle, Chart};
 
 fn main() -> Result<(), Box<dyn Error>> {
+    // Your CSV data must have "open,high,low,close" header fields.
     let mut rdr = csv::Reader::from_path("BTC-USD.csv")?;
 
     let mut candles: Vec<Candle> = Vec::new();