rearrange Impress's format menu bar

Change-Id: I569ec58afa6015d17dfd4c40dcb45eb36ea93b4b
Reviewed-on: https://gerrit.libreoffice.org/13655
Reviewed-by: Yousuf Philips <philipz85@hotmail.com>
Tested-by: Yousuf Philips <philipz85@hotmail.com>