[gcc(refs/vendors/ibm/heads/perf)] Fix ChangeLog date

[Jiu Fu Guo]

https://gcc.gnu.org/g:dfb93d0524615ce15d5f4e132f799fd836099f59

commit dfb93d0524615ce15d5f4e132f799fd836099f59
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Tue Feb 25 16:58:52 2020 +0000

    Fix ChangeLog date

Diff:
---
 libstdc++-v3/ChangeLog | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index d7195bdca1c..05195b46f1a 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,4 +1,4 @@
-2020-02-24  Jonathan Wakely  <jwakely@redhat.com>
+2020-02-25  Jonathan Wakely  <jwakely@redhat.com>
 
 	* testsuite/25_algorithms/move_backward/93872.cc: Add test left out of
 	previous commit.