use meters in config

src/test/WaveSystemTest.cpp

@@ -139,7 +139,7 @@ TEST_CASE("WaveSystem: player stations have weapon set", "[wave]")
             {
                 ++armedPlayerStations;
                 REQUIRE(w.damage     > 0.0f);
-                REQUIRE(w.range      > 0.0f);
+                REQUIRE(w.range_tiles > 0.0f);
                 REQUIRE(w.fireRateHz > 0.0f);
             }
         });
@@ -160,7 +160,7 @@ TEST_CASE("WaveSystem: enemy stations have weapon set", "[wave]")
             {
                 ++armedEnemyStations;
                 REQUIRE(w.damage     > 0.0f);
-                REQUIRE(w.range      > 0.0f);
+                REQUIRE(w.range_tiles > 0.0f);
                 REQUIRE(w.fireRateHz > 0.0f);
             }
         });