drop CSV header

src/bahnhofname.gleam

@@ -176,6 +176,8 @@ fn read_csv() -> List(#(String, String)) {
   contents
   // the file doesn't use quotes, so this is fine
   |> string.split(on: "\n")
+  // drop CSV header
+  |> list.drop(1)
   |> list.map(fn(a) { string.split(a, on: ";") })
   |> list.filter_map(fn(fields) {
     case fields {