Use new strings for Wi-Fi hotspot toggle specific scenario

- The SW (Swahili) language is used for a different noun class and is
inappropriate in the context.

- Need to separate different strings for specific situations.

- Use new strings from SettingsLib resource

Bug: 168801172
Bug: 168733667
Test: Manual test
Change-Id: I0e0a688f54ca2ee1b4cd5049c7e0f3ff3112b127

src/com/android/settings/wifi/tether/WifiTetherSettings.java

@@ -129,6 +129,9 @@ public class WifiTetherSettings extends RestrictedDashboardFragment
         // SettingsActivity as base for all preference fragments.
         final SettingsActivity activity = (SettingsActivity) getActivity();
         final SwitchBar switchBar = activity.getSwitchBar();
+        switchBar.setSwitchBarText(
+                com.android.settingslib.R.string.wifi_hotspot_switch_on_text,
+                com.android.settingslib.R.string.wifi_hotspot_switch_off_text);
         mSwitchBarController = new WifiTetherSwitchBarController(activity, switchBar);
         getSettingsLifecycle().addObserver(mSwitchBarController);
         switchBar.show();