Fix typo.

Author: amjith

changelog.rst

@@ -4,7 +4,7 @@
 Bug fixes:
 ----------
 
-* Fix the bug with Redshift not displaying wor count in status ([related issue](https://github.com/dbcli/pgcli/issues/1320)).
+* Fix the bug with Redshift not displaying word count in status ([related issue](https://github.com/dbcli/pgcli/issues/1320)).
 * Show the error status for CSV output format.