[Shadow] Update the string and the dismiss button

- Disable the dismiss button for incompatible charging
- Update the button string for battery defender tips
- Update settings banner icon for defender

Test: Manual Test
Bug: 315748218
Change-Id: I0cfe03e7984be02eff4fb6dce68cc22fe7edf8e2

src/com/android/settings/fuelgauge/batterytip/tips/BatteryDefenderTip.java

@@ -62,7 +62,7 @@ public class BatteryDefenderTip extends BatteryTip {
 
     @Override
     public int getIconId() {
-        return R.drawable.ic_battery_status_good_theme;
+        return R.drawable.ic_battery_defender_tip_shield;
     }
 
     @Override

src/com/android/settings/fuelgauge/batterytip/tips/IncompatibleChargerTip.java

@@ -81,6 +81,7 @@ public final class IncompatibleChargerTip extends BatteryTip {
         }
 
         cardPreference.setSelectable(false);
+        cardPreference.enableDismiss(false);
         cardPreference.setIconResId(getIconId());
         cardPreference.setPrimaryButtonText(context.getString(R.string.learn_more));
         cardPreference.setPrimaryButtonAction(