[NavigationBar] Update active indicator to new shape system.

PiperOrigin-RevId: 446760684

Author: hunterstich

lib/java/com/google/android/material/bottomnavigation/res/values/styles.xml

@@ -82,7 +82,7 @@
     <item name="android:width">@dimen/m3_bottom_nav_item_active_indicator_width</item>
     <item name="android:height">@dimen/m3_bottom_nav_item_active_indicator_height</item>
     <item name="marginHorizontal">@dimen/m3_bottom_nav_item_active_indicator_margin_horizontal</item>
-    <item name="shapeAppearance">@style/ShapeAppearance.Material3.NavigationBarView.ActiveIndicator</item>
+    <item name="shapeAppearance">@style/ShapeAppearance.Material3.Corner.Full</item>
     <item name="android:color">?attr/colorSecondaryContainer</item>
   </style>
 </resources>