fix/region: 전체 시 gugun만 보이게 변경

core/designsystem/src/main/java/com/kusitms/connectdog/core/designsystem/component/Regions.kt

@@ -37,7 +37,7 @@ fun ConnectDogRegions(
 ) {
     var selectedRegion by remember { mutableStateOf("") }
     SiDoList { sido, gugun ->
-        selectedRegion = "$sido $gugun"
+        selectedRegion = if (gugun.contains("전체")) gugun else "$sido $gugun"
         onSelected(selectedRegion)
     }
 }