fdo#81132 Remove some formatting options from the right-click menu in Writer

Removed:
  * Font (fixes fdo#34085)
  * Font size
  * Text alignment

Change-Id: I176f3fa5c22aa3dee0c4110db434a66b2e195a6c
Reviewed-on: https://gerrit.libreoffice.org/11111
Reviewed-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>
Tested-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>