Tooltip and toolbar title renamed to 'Transformation'

Change-Id: I735d266c748fc41d4fd9913000c937a1011b787f
Reviewed-on: https://gerrit.libreoffice.org/45337Reviewed-by: Yousuf Philips <philipz85@hotmail.com>
Tested-by: Yousuf Philips <philipz85@hotmail.com>
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>