fdo#79917: Add 'Save a Copy' to Calc/Impress/Draw (LO4.3-Branch)

Change-Id: Idb25c3682f0197b7764be026b4a71fb50c77606f
Reviewed-on: https://gerrit.libreoffice.org/10840
Reviewed-by: David Tardon <dtardon@redhat.com>
Tested-by: David Tardon <dtardon@redhat.com>