Fix 3.5.9 and 3.5.10 schedules. D'oh!

Author: larryhastings

pep-0478.txt

@@ -65,14 +65,14 @@ The releases so far:
 - 3.5.7 final: March 18, 2019
 - 3.5.8 candidate 1: September 9, 2019
 - 3.5.8 candidate 2: October 12, 2019
-- 3.5.8 final: October 29, 2019
+- 3.5.9 final: November 1, 2019
 
 .. There are no specific plans for the next release of Python 3.5.
 
 Planned future releases:
 
-- 3.5.9 rc1: June 28, 2020
-- 3.5.9 final: July 12, 2020
+- 3.5.10 rc1: June 28, 2020
+- 3.5.10 final: July 12, 2020