Fix overflow in pg_size_pretty

When Who What
2024-07-28 13:02:01 Joseph Koshakow (jkoshakow) Closed in commitfest 2024-09 with status: Committed
2024-07-28 13:01:54 Joseph Koshakow (jkoshakow) Changed reviewers to David Rowley (davidrowley)
2024-07-28 13:01:54 Joseph Koshakow (jkoshakow) Changed committer to davidrowley
2024-07-27 19:19:03 Joseph Koshakow (jkoshakow) Changed authors to Joseph Koshakow (jkoshakow)
2024-07-27 19:18:47 Joseph Koshakow (jkoshakow) Attached mail thread CAAvxfHdTsMZPWEHUrZ=h3cky9Ccc3Mtx2whUHygY+ABP-mCmUw@mail.gmail.com
2024-07-27 19:18:47 Joseph Koshakow (jkoshakow) Created patch record