Merge pull request #20242 from alalek:update_version_4.5.3-pre
authorAlexander Alekhin <alexander.a.alekhin@gmail.com>
Tue, 8 Jun 2021 13:54:50 +0000 (13:54 +0000)
committerAlexander Alekhin <alexander.a.alekhin@gmail.com>
Tue, 8 Jun 2021 13:54:50 +0000 (13:54 +0000)

Trivial merge