remove spurious CREATE INDEX CONCURRENTLY wait

    Attachment (reindex-concurrently-2.patch) at 2020-11-27 16:53:07 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (reindex-concurrently.patch) at 2020-11-26 22:48:20 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (0001-Restore-lock-level-to-update-statusFlags.patch) at 2020-11-25 20:03:58 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (interesting-msg.patch) at 2020-11-23 22:38:54 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (hide-elog-level-knowledge.patch) at 2020-11-23 22:32:35 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (0001-Don-t-hold-ProcArrayLock-longer-than-needed-in-rare-.patch) at 2020-11-23 20:31:24 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (quickly.patch) at 2020-11-18 21:41:27 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (v7-0001-CREATE-INDEX-CONCURRENTLY-don-t-wait-for-its-kin.patch) at 2020-11-18 17:58:04 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (v6-0001-indexcmds.c-reorder-function-prototypes.patch) at 2020-11-17 17:14:53 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (v5-0001-Avoid-spurious-CREATE-INDEX-CONCURRENTLY-waits.patch) at 2020-11-17 00:23:41 from Alvaro Herrera <alvherre at alvh.no-ip.org> (Patch: Yes)
    Attachment (v4-0001-Rename-vaccumFlags-to-statusFlags.patch) at 2020-11-16 18:24:46 from Dmitry Dolgov <9erthalion6 at gmail.com> (Patch: Yes)
    Attachment (v3-0001-Avoid-spurious-CREATE-INDEX-CONCURRENTLY-waits.patch) at 2020-11-09 15:47:43 from Dmitry Dolgov <9erthalion6 at gmail.com> (Patch: Yes)
    Attachment (v2-0001-Avoid-spurious-CREATE-INDEX-CONCURRENTLY-waits.patch) at 2020-08-19 18:16:46 from Alvaro Herrera <alvherre at 2ndquadrant.com> (Patch: Yes)
    Attachment (0001-Flag-CREATE-INDEX-CONCURRENTLY-to-avoid-spurious-wai.patch) at 2020-08-10 23:38:15 from Alvaro Herrera <alvherre at 2ndquadrant.com> (Patch: Yes)