repair or remove check_guc script

    Attachment (v2-0001-Add-TAP-test-to-automate-check_guc.patch) at 2022-02-08 01:44:07 from Michael Paquier <michael at paquier.xyz> (Patch: Yes)
    Attachment (0001-Add-TAP-test-to-automate-check_guc.patch) at 2022-02-07 02:40:12 from Michael Paquier <michael at paquier.xyz> (Patch: Yes)
    Attachment (v2-0001-Expose-GUC-flags-in-SQL-function-replacing-check_.patch) at 2022-01-29 06:38:53 from Michael Paquier <michael at paquier.xyz> (Patch: Yes)
    Attachment (0001-check_guc-fix-absurd-number-of-false-positives.patch) at 2022-01-28 04:36:21 from Justin Pryzby <pryzby at telsasoft.com> (Patch: Yes)
    Attachment (0001-check_guc-fix-absurd-number-of-false-positives.patch) at 2022-01-25 01:07:29 from Justin Pryzby <pryzby at telsasoft.com> (Patch: Yes)
    Attachment (v4-0001-check_guc-fix-absurd-number-of-false-positives.patch) at 2022-01-05 23:55:17 from Justin Pryzby <pryzby at telsasoft.com> (Patch: Yes)
    Attachment (v3-0001-check_guc-fix-absurd-number-of-false-positives.patch) at 2021-12-29 02:32:40 from Justin Pryzby <pryzby at telsasoft.com> (Patch: Yes)
    Attachment (v2-0001-check_guc-fix-absurd-number-of-false-positives.patch) at 2021-12-16 21:06:51 from Justin Pryzby <pryzby at telsasoft.com> (Patch: Yes)
    Attachment (0001-check_guc-fix-absurd-number-of-false-positives.patch) at 2021-12-09 15:53:23 from Justin Pryzby <pryzby at telsasoft.com> (Patch: Yes)
    Attachment (0001-check_guc-fix-absurd-number-of-false-positives.patch) at 2021-12-06 05:38:05 from Justin Pryzby <pryzby at telsasoft.com> (Patch: Yes)
    Attachment (guc-descriptions-v2.patch) at 2021-12-01 11:58:00 from Michael Paquier <michael at paquier.xyz> (Patch: Yes)
    Attachment (guc-descriptions.patch) at 2021-11-30 06:36:45 from Michael Paquier <michael at paquier.xyz> (Patch: Yes)
    Attachment (0001-guc.c-fix-GUC-flags.patch) at 2021-11-29 03:08:33 from Justin Pryzby <pryzby at telsasoft.com> (Patch: Yes)