Fix SeekBarPreference selectable test

SeekBarPreference is set to unselectable in change
Ie5d819088dc3c435005ddd00e232b2f6992b234a

Update the test accordingly.

Bug: 230553896
Test: robotest
Change-Id: Ia024b81e3f8e3808b0bb1e48c41a84d0ececaa85
diff --git a/tests/robotests/src/com/android/settings/widget/SeekBarPreferenceTest.java b/tests/robotests/src/com/android/settings/widget/SeekBarPreferenceTest.java
index 770559d..8b527fd 100644
--- a/tests/robotests/src/com/android/settings/widget/SeekBarPreferenceTest.java
+++ b/tests/robotests/src/com/android/settings/widget/SeekBarPreferenceTest.java
@@ -112,7 +112,7 @@
 
     @Test
     @Config(qualifiers = "mcc999")
-    public void isSelectable_selectableInXml_returnTrue() {
+    public void isSelectable_selectableInXml_returnFalse() {
         final PreferenceFragmentCompat fragment = FragmentController.of(new TestFragment(),
                 new Bundle())
                 .create()
@@ -122,7 +122,7 @@
 
         final SeekBarPreference seekBarPreference = fragment.findPreference("seek_bar");
 
-        assertThat(seekBarPreference.isSelectable()).isTrue();
+        assertThat(seekBarPreference.isSelectable()).isFalse();
     }
 
     @Test