tdf#141027 set all buttons to the same max width

so changing from "ignore all" to "ignore rule" makes no
difference, which removes the redraw problem with Russian UI

Change-Id: I27c0e7b00a4f77ac5348aeee64bf312afff423cd
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/112587
Tested-by: Jenkins
Tested-by: Caolán McNamara <caolanm@redhat.com>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
(cherry picked from commit feb6fd1f4213ef114e63a3dd398c2cba6a5e93ea)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/112620
Reviewed-by: Michael Stahl <michael.stahl@allotropia.de>
diff --git a/cui/uiconfig/ui/spellingdialog.ui b/cui/uiconfig/ui/spellingdialog.ui
index a12e3a2..83a838e 100644
--- a/cui/uiconfig/ui/spellingdialog.ui
+++ b/cui/uiconfig/ui/spellingdialog.ui
@@ -651,4 +651,16 @@
      </object>
    </child>
  </object>
  <object class="GtkSizeGroup">
    <widgets>
      <widget name="change"/>
      <widget name="changeall"/>
      <widget name="autocorrect"/>
      <widget name="ignore"/>
      <widget name="ignoreall"/>
      <widget name="ignorerule"/>
      <widget name="add"/>
      <widget name="addmb"/>
    </widgets>
  </object>
</interface>