Revert "Add PowerSaveWhitelistExceptIdle as Optimizted modes condition"

This reverts commit 3f7839cad0.

Reason for revert: This fix will cause a side effect which makes app switch state from Unrestricted to Optimize then it will lock at Optimize mode only, will prepare other cl to fix the previous issue

Change-Id: Ic5232eb0099fa1591f15e72747eca4d08b9af9b9

tests/robotests/src/com/android/settings/fuelgauge/AdvancedPowerUsageDetailTest.java

@@ -745,16 +745,6 @@ public class AdvancedPowerUsageDetailTest {
                 .isEqualTo("This app requires optimized battery usage.");
     }
 
-    @Test
-    public void testInitPreferenceForTriState_isAllowlistedExceptIdleApp_hasCorrectString() {
-        when(mBatteryOptimizeUtils.isAllowlistedExceptIdleApp()).thenReturn(true);
-
-        mFragment.initPreferenceForTriState(mContext);
-
-        assertThat(mFooterPreference.getTitle().toString())
-                .isEqualTo("This app requires optimized battery usage.");
-    }
-
     @Test
     public void testInitPreferenceForTriState_isSystemOrDefaultApp_hasCorrectString() {
         when(mBatteryOptimizeUtils.isValidPackageName()).thenReturn(true);