When RTL is clicked why to check if it is Left, The problem might arise
when svxAdjust is Center, So its better to check if it is Right instead
of checking only Left, same for Left also.

Change-Id: Iddd808972b724e9a2eebc070bdff793632342a21
Reviewed-on: https://gerrit.libreoffice.org/2290Reviewed-by: Fridrich Strba <fridrich@documentfoundation.org>
Tested-by: Fridrich Strba <fridrich@documentfoundation.org>