tools/build-docs-container: remove obsolete comments

Leap 15.6 worked fine on my local builds, with Docker or Podman.
Ubuntu 23.04 got removed from the list of distros we test.

Tested-by: Quentin Schulz <quentin.schulz@cherry.de>
Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
(From yocto-docs rev: 2e3d33f47dfba64a81767accb6a47cae842bd18e)

Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

documentation/tools/build-docs-container

@@ -112,24 +112,6 @@ main ()
       ;;
     "leap:15.5"*|\
     "leap:15.6"*)
-    # Seems like issue with permissions package, c.f.
-    #
-    # Updating /etc/sysconfig/security ...
-    # /dev/zero: chown: Permission denied
-    # /dev/null: chown: Permission denied
-    # /dev/full: chown: Permission denied
-    # ERROR: not all operations were successful.
-    # Checking permissions and ownerships - using the permissions files
-    # 	/etc/permissions
-    # 	/etc/permissions.easy
-    # 	/etc/permissions.local
-    # setting / to root:root 0755. (wrong permissions 0555)
-    # setting /dev/zero to root:root 0666. (wrong owner/group 65534:65534)
-    # setting /dev/null to root:root 0666. (wrong owner/group 65534:65534)
-    # setting /dev/full to root:root 0666. (wrong owner/group 65534:65534)
-    # warning: %post(permissions-20240826-150600.10.12.1.x86_64) scriptlet failed, exit status 1
-    #
-    # "leap:15.6"*)
       image=opensuse/leap:$version
       containerfile=Containerfile.zypper
       essential=opensuse_essential.sh
@@ -137,8 +119,6 @@ main ()
       docs_pdf=opensuse_docs_pdf.sh
       pip3=pip3_docs.sh
       ;;
-    # Cannot fetch packages anymore
-    # "ubuntu:23.04"*|\
     "ubuntu:22.04"*|\
     "ubuntu:24.04"*|\
     "ubuntu:25.04"*)