Dynamic Property dialog (cosmetic)

This is a trivial cosmetic problem with the dynamic property dialog. It has no effect on function.
The printed description text for the “initial value” reads: “%1 $s (initial value)”.
The stuff at the front (%1 $s) looks like format controls.

Noted as Bug 14111. Fixed in 3.5.2-SNAPSHOT-562ef6604: vassalengine.org/~uckelman/tmp/