Improve role attributes docs

When Who What
2022-08-12 19:45:48 Bruce Momjian (bmomjian) Closed in commitfest 2022-09 with status: Committed
2022-08-12 19:45:48 Bruce Momjian (bmomjian) Changed committer to bmomjian
2022-08-01 22:38:57 Jacob Champion (jchampion) Closed in commitfest 2022-07 with status: Moved to next CF
2022-07-25 04:08:25 Shinya Kato (shinyakato) New status: Needs review
2022-07-22 15:37:08 Fujii Masao (masaofujii) New status: Waiting on Author
2022-07-22 15:37:04 Fujii Masao (masaofujii) Added masaofujii as reviewer
2022-07-18 22:44:31 Jacob Champion (jchampion) Changed reviewers to Swaha Miller (swaha)
2022-07-15 21:12:47 Jacob Champion (jchampion) Changed reviewers to
2022-06-29 21:26:38 Jacob Champion (jchampion) Closed in commitfest 2022-03 with status: Moved to next CF
2022-02-15 20:55:34 Swaha Miller (swaha) Added swaha as reviewer
2022-01-17 10:32:39 Shinya Kato (shinyakato) Changed authors to Shinya Kato (shinyakato)
2022-01-17 10:32:26 Shinya Kato (shinyakato) Attached mail thread 1ecdb1ff78e9b03dfce37e85eaca725a@oss.nttdata.com
2022-01-17 10:32:25 Shinya Kato (shinyakato) Created patch record