Wave limit game rule in custom maps (#8550)

* custom maps wave limit

* whoopsies

core/assets/bundles/bundle.properties

@@ -1237,6 +1237,7 @@ rules.buildcostmultiplier = Build Cost Multiplier
 rules.buildspeedmultiplier = Build Speed Multiplier
 rules.deconstructrefundmultiplier = Deconstruct Refund Multiplier
 rules.waitForWaveToEnd = Waves Wait for Enemies
+rules.wavelimit = Map Ends After Wave
 rules.dropzoneradius = Drop Zone Radius:[lightgray] (tiles)
 rules.unitammo = Units Require Ammo [red](may be removed)
 rules.enemyteam = Enemy Team