Update Reader.cs (#180)

* Update Reader.cs

* CSharpier format

---------

Co-authored-by: gstraccini[bot] <150967461+gstraccini[bot]@users.noreply.github.com>

BancosBrasileiros.MergeTool/Helpers/Reader.cs

@@ -74,6 +74,10 @@ internal class Reader
     private static string DownloadString(string url)
     {
         using var client = new HttpClient();
+        client.DefaultRequestHeaders.Add(
+            "User-Agent",
+            "BancosBrasileiros/1.0 (+https://github.com/guibranco/bancosbrasileiros)"
+        );
         using var response = client.GetAsync(url).Result;
         using var content = response.Content;
         return content.ReadAsStringAsync().Result;
@@ -87,6 +91,10 @@ private static string DownloadString(string url)
     private static byte[] DownloadBytes(string url)
     {
         using var client = new HttpClient();
+        client.DefaultRequestHeaders.Add(
+            "User-Agent",
+            "BancosBrasileiros/1.0 (+https://github.com/guibranco/bancosbrasileiros)"
+        );
         return client.GetByteArrayAsync(url).Result;
     }