fdo#80555: Set position of GraphicObjectShape objects correctly

Added a unit test for this issue.

(cherry picked from commit 816542b2bdd23423625ad4c2f0e706d5558b8ba9)
(cherry picked from commit c38be106ff1c1ff5e1b279e4ea2c710b524d23f1)

Conflicts:

	sw/qa/extras/ooxmlimport/ooxmlimport.cxx

Change-Id: I13656f82c97e5bb8458cdc1cb47ddcc5f6d60330
Reviewed-on: https://gerrit.libreoffice.org/10056
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Miklos Vajna <vmiklos@collabora.co.uk>