ui_test: set Foo_viewFloatField/my_quantity input style to 1 234.5

This was set to 1.234,5 but erp5_ods_style does not support this style
for now, so set it to a supported value for now so that we can progress
with the testing of erp5_ods_style.

bt5/erp5_ui_test/SkinTemplateItem/portal_skins/erp5_ui_test/Foo_viewFloatField/my_quantity.xml

@@ -231,7 +231,7 @@
                 </item>
                 <item>
                     <key> <string>input_style</string> </key>
-                    <value> <string>-1.234,5</string> </value>
+                    <value> <string>-1 234.5</string> </value>
                 </item>
                 <item>
                     <key> <string>input_type</string> </key>