[BOOK-124] refactor: BottomNavigationUiState 내 프로퍼티 네이밍 변경

결국엔 내부적으로 DelegateNavigator를 사용하므로 child prefix는 childNavigator 만을 사용한다고 혼란을 줄 수 있다고 판단

Author: easyhooon

feature/main/src/main/kotlin/com/ninecraft/booket/feature/main/screens/BottomNavigation.kt

@@ -32,8 +32,8 @@ fun BottomNavigation(
         },
     ) { innerPadding ->
         NavigableCircuitContent(
-            navigator = state.childNavigator,
-            backStack = state.childBackStack,
+            navigator = state.navigator,
+            backStack = state.backStack,
             modifier = Modifier
                 .fillMaxSize()
                 .padding(innerPadding),

feature/main/src/main/kotlin/com/ninecraft/booket/feature/main/screens/BottomNavigationPresenter.kt

@@ -43,8 +43,8 @@ class BottomNavigationPresenter @AssistedInject constructor(
         }
 
         return BottomNavigationUiState(
-            childBackStack = childBackStack,
-            childNavigator = delegateNavigator,
+            backStack = childBackStack,
+            navigator = delegateNavigator,
             currentTab = currentTab,
             eventSink = ::handleEvent,
         )

feature/main/src/main/kotlin/com/ninecraft/booket/feature/main/screens/BottomNavigationUiState.kt

@@ -6,8 +6,8 @@ import com.slack.circuit.runtime.CircuitUiState
 import com.slack.circuit.runtime.Navigator
 
 data class BottomNavigationUiState(
-    val childBackStack: SaveableBackStack,
-    val childNavigator: Navigator,
+    val backStack: SaveableBackStack,
+    val navigator: Navigator,
     val currentTab: MainTab?,
     val eventSink: (BottomNavigationUiEvent) -> Unit,
 ) : CircuitUiState