tdf#125642: fix minimal sizes of dialog and its elements

Change-Id: I0232999866eb731fd74b3e954121f1960a3873bd
Reviewed-on: https://gerrit.libreoffice.org/73577
Tested-by: Jenkins
Reviewed-by: Andras Timar <andras.timar@collabora.com>
(cherry picked from commit 2265574d)
Reviewed-on: https://gerrit.libreoffice.org/73579Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

cui/uiconfig/ui/bulletandposition.ui

@@ -75,7 +75,6 @@
     </columns>
   </object>
   <object class="GtkDialog" id="BulletAndPosition">
-    <property name="height_request">300</property>
     <property name="can_focus">False</property>
     <property name="border_width">6</property>
     <property name="title" translatable="yes" context="bulletandposition|DrawPRTLDialog">Bullets and Numbering</property>
@@ -83,9 +82,6 @@
     <property name="default_width">0</property>
     <property name="default_height">0</property>
     <property name="type_hint">dialog</property>
-    <child>
-      <placeholder/>
-    </child>
     <child internal-child="vbox">
       <object class="GtkBox" id="dialog-vbox1">
         <property name="can_focus">False</property>
@@ -982,8 +978,7 @@
                 <property name="shadow_type">none</property>
                 <child>
                   <object class="GtkAlignment">
-                    <property name="width_request">0</property>
-                    <property name="height_request">0</property>
+                    <property name="width_request">150</property>
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
                     <child>