Fixed erekir unit requirements

core/src/mindustry/game/Rules.java

@@ -77,6 +77,8 @@ public class Rules{
     public float enemyCoreBuildRadius = 400f;
     /** If true, no-build zones are calculated based on the closest core. */
     public boolean polygonCoreProtection = false;
+    /** If true, blocks cannot be placed near blocks that are near the enemy team.*/
+    public boolean placeRangeCheck = false;
     /** If true, dead teams in PvP automatically have their blocks & units converted to derelict upon death. */
     public boolean cleanupDeadTeams = true;
     /** Radius around enemy wave drop zones.*/