Add translation for exit toast

app/src/main/java/foundation/e/apps/MainActivity.kt

@@ -236,7 +236,7 @@ class MainActivity : AppCompatActivity(), BottomNavigationView.OnNavigationItemS
         }
 
         this.doubleBackToExitPressedOnce = true;
-        Toast.makeText(this, "Please click BACK again to exit", Toast.LENGTH_SHORT).show();
+        Toast.makeText(this, R.string.exit, Toast.LENGTH_SHORT).show();
 
         Handler().postDelayed(Runnable() {
             run {

app/src/main/res/values/strings.xml

@@ -62,6 +62,7 @@
     <string name="no_trackers">No trackers used</string>
     <string name="action_ok">Ok</string>
     <string name="ok"><font fgcolor="#FF0088ED">OK</font></string>
+    <string name="exit">Please click BACK again to exit</string>
 
     <string name="pick_up_apk_file">pick_up_apk_file</string>