Fix false "ERROR: subtransaction logged without previous top-level txn record" alert

When Who What
2020-07-01 11:39:35 Daniel Gustafsson (d_gustafsson) Closed in commitfest 2020-07 with status: Committed
2020-07-01 11:39:35 Daniel Gustafsson (d_gustafsson) Changed committer to amitkapila
2020-04-08 15:21:04 David Steele (dsteele) Closed in commitfest 2020-03 with status: Moved to next CF
2020-04-04 02:41:22 Álvaro Herrera (alvherre) Changed topic to Bug Fixes
2020-02-01 12:54:36 Tomas Vondra (fuzzycz) Closed in commitfest 2020-01 with status: Moved to next CF
2020-01-30 10:13:23 Maurizio Sambati (maurizios) Posted comment with messageid <158037920370.742.6543064318169114591.pgcf@coridan.postgresql.org>
2019-12-17 15:07:21 Arseny Sher (sher-ars) Changed authors to Arseny Sher (sher-ars)
2019-12-17 15:02:06 Arseny Sher (sher-ars) Attached mail thread AB5978B2-1772-4FEE-A245-74C91704ECB0@amazon.com
2019-12-17 15:02:06 Arseny Sher (sher-ars) Created patch record