fdo#74468 fix timing of slide transitions

Regression since commit 16428c96.

Change-Id: Id274c21e08d10d2e727f3b5a3fd852cd297e4637

sd/uiconfig/simpress/ui/slidetransitionspanel.ui

@@ -255,6 +255,9 @@
                         <property name="can_focus">True</property>
                         <property name="invisible_char">●</property>
                         <property name="invisible_char_set">True</property>
+                        <property name="format">sec</property>
+                        <property name="digits">2</property>
+                        <property name="spin_size">25</property>
                       </object>
                       <packing>
                         <property name="left_attach">1</property>

vcl/source/control/field.cxx

@@ -1596,6 +1596,8 @@ bool MetricField::set_property(const OString &rKey, const OString &rValue)
     }
     else if (rKey == "digits")
         SetDecimalDigits(rValue.toInt32());
+    else if (rKey == "spin-size")
+        SetSpinSize(rValue.toInt32());
     else
         return SpinField::set_property(rKey, rValue);
     return true;