Merge postfix from Debian unstable for 22.04

Upstream: 3.6.2
Debian: 3.5.6-1
Ubuntu: 3.5.6-1ubuntu2

Debian typically updates postfix every 1 months on average, but it was last updated 20.08 and looks overdue. Check back in on this monthly.

No release expected for postfix this cycle

### New Debian Changes ###

postfix (3.5.6-1) unstable; urgency=medium

  [Dominic Raferd]

  * Fix configure-instance.sh for postfix 3.0+ chroot default. Closes: #959517

  [Scott Kitterman]

  * Refresh patches
  * Delete debian/patches/tls_version.diff - incorporated upstream

  [Wietse Venema]

  * 3.5.5
  * 3.5.6

 -- Scott Kitterman <email address hidden> Sun, 02 Aug 2020 17:11:04 -0400

postfix (3.5.4-1) unstable; urgency=medium

    [Wietse Venema]

  * 3.5.4

 -- Scott Kitterman <email address hidden> Mon, 29 Jun 2020 21:16:04 -0400

postfix (3.5.3-1) unstable; urgency=medium

  [Wietse Venema]

  * 3.5.3 LP: #1881196

  [Debian Janitor]

  * Trim trailing whitespace.
  * Fix day-of-week for changelog entries 0.0.20001030.SNAPSHOT-4,
    0.0.20001030.SNAPSHOT-3, 0.0.19991231pl02-1, 0.0.19990122-1.

 -- Scott Kitterman <email address hidden> Mon, 15 Jun 2020 16:23:34 -0400

postfix (3.5.2-1) unstable; urgency=medium

  [Scott Kitterman]

  * Update README.Debian to mention postfix-doc. Closes: #234009
  * Spelling fixes in README.Debian

  [Wietse Venema]

  * 3.5.2

  [Cody Brownstein]

  * Fix README.Debian instructions for SMTP generic mapping and related
    example

 -- Scott Kitterman <email address hidden> Mon, 18 May 2020 15:25:47 -0400

postfix (3.5.1-1) unstable; urgency=medium

  [Scott Kitterman]

  * Delete d/p/gcc_10_glibc_2_31.patch, incorporated in 3.5.1

  [Wietse Venema]

  * 3.5.1

 -- Scott Kitterman <email address hidden> Mon, 20 Apr 2020 17:21:21 -0400

postfix (3.5.0-2) unstable; urgency=medium

  [Scott Kitterman]

  * Add patch from upstream for GCC-10 and Glibc 2.31 support. Closes: #957697

  [Aaron Thompson]

  * Fix bug in tls_CApath copying. LP: #1872288

 -- Scott Kitterman <email address hidden> Fri, 17 Apr 2020 11:51:01 -0400

postfix (3.5.0-1) unstable; urgency=medium

  [Scott Kitterman]

  * Drop debian/patches/80_glibc2.30-ftbfs.diff, incorporated upstream
  * Refresh patches

  [Wietse Venema]

  * 3.5.0

 -- Scott Kitterman <email address hidden> Mon, 16 Mar 2020 16:32:19 -0400

postfix (3.4.10-1) unstable; urgency=medium

  [Scott Kitterman]

  * Update postfix.postinst text to refer to systemctl vice service

### Old Ubuntu Delta ###

postfix (3.5.6-1ubuntu2) impish; urgency=medium

  * d/rules: Removed LDFLAG -Bsymbolic-functions (LP: #1885403).
  * d/p/postfix-3.6.2-glibc-234-build-fix.patch: Fix for building
    against glibc-2.34 (LP: #1939353).

 -- Miriam España Acebal <email address hidden> Thu, 02 Sep 2021 13:04:29 +0200

postfix (3.5.6-1ubuntu1) impish; urgency=medium

  * d/postfix.postinst: tolerate search domain with a leading dot
    (LP: #1906970)

 -- Paride Legovini <email address hidden> Fri, 06 Aug 2021 17:56:03 +0200

postfix (3.5.6-1build1) impish; urgency=medium

  * No-change rebuild due to OpenLDAP soname bump.

 -- Sergio Durigan Junior <email address hidden> Mon, 21 Jun 2021 18:07:40 -0400