mount: remove repeating words from mount.8

Signed-off-by: Karel Zak <kzak@redhat.com>
po: update cs.po (from translationproject.org)
po: update fr.po (from translationproject.org)
po: update pl.po (from translationproject.org)
po: update uk.po (from translationproject.org)
po: merge changes

Signed-off-by: Karel Zak <kzak@redhat.com>
docs: update AUTHORS file

Signed-off-by: Karel Zak <kzak@redhat.com>
docs: add v2.23.2-ReleaseNotes

Signed-off-by: Karel Zak <kzak@redhat.com>
build-sys: release++ (v2.23.2)

Signed-off-by: Karel Zak <kzak@redhat.com>