Corrected Typo

Author: isantolin

doc/source/user_guide/io.rst

@@ -28,7 +28,7 @@ The pandas I/O API is a set of top level ``reader`` functions accessed like
     :delim: ;
 
     text;`CSV <https://en.wikipedia.org/wiki/Comma-separated_values>`__;:ref:`read_csv<io.read_csv_table>`;:ref:`to_csv<io.store_in_csv>`
-    text;Fixed Width Text File;:ref:`read_fwf<io.fwf_reader>`
+    text;Fixed-Width Text File;:ref:`read_fwf<io.fwf_reader>`
     text;`JSON <https://www.json.org/>`__;:ref:`read_json<io.json_reader>`;:ref:`to_json<io.json_writer>`
     text;`HTML <https://en.wikipedia.org/wiki/HTML>`__;:ref:`read_html<io.read_html>`;:ref:`to_html<io.html>`
     text; Local clipboard;:ref:`read_clipboard<io.clipboard>`;:ref:`to_clipboard<io.clipboard>`