io: deprecate io.make_reader (not needed anymore)

vlib/vweb/request_test.v

@@ -20,7 +20,11 @@ fn (mut s StringReader) read(mut buf []byte) ?int {
 }
 
 fn reader(s string) &io.BufferedReader {
-	return io.new_buffered_reader(reader: io.make_reader(&StringReader{ text: s }))
+	return io.new_buffered_reader(
+		reader: &StringReader{
+			text: s
+		}
+	)
 }
 
 fn test_parse_request_not_http() {

vlib/vweb/vweb.v

@@ -337,7 +337,7 @@ fn handle_conn<T>(mut conn net.TcpConn, mut app T) {
 	defer {
 		conn.close() or {}
 	}
-	mut reader := io.new_buffered_reader(reader: io.make_reader(conn))
+	mut reader := io.new_buffered_reader(reader: conn)
 	defer {
 		reader.free()
 	}