Remove "See more" from wifi/bluetooth slices

- Also set the height of SliceView back to wrap_content as the space our
content needs can be satisfied with MODE_LARGE.

Change-Id: Ibaa514ac9c022c2723d99e5104f8d5ec63f14661
Fixes: 118763869
Test: robotests, visual

tests/robotests/src/com/android/settings/wifi/WifiSliceTest.java

@@ -88,9 +88,8 @@ public class WifiSliceTest {
 
         int rows = SliceQuery.findAll(wifiSlice, FORMAT_SLICE, HINT_LIST_ITEM,
                 null /* nonHints */).size();
-        // All AP rows + title row + see more row
-        // (see more row will drop the last AP row, thus -1)
-        assertThat(rows).isEqualTo(DEFAULT_EXPANDED_ROW_COUNT - 1 + 2);
+        // All AP rows + title row
+        assertThat(rows).isEqualTo(DEFAULT_EXPANDED_ROW_COUNT + 1);
     }
 
     @Test