App 2.10.1: show negative usage while recuperating

Net regeneration over the window (or the trip) used to hide both
estimates behind "needs a few minutes of driving". It is a real
reading: the usage now shows as negative kWh/100 km, and the range as
"> 999 km" with "while recuperating" beneath it.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QLJfZQZeAKAwSqViTmLzki

app/src/main/java/com/evsuite/abrp/MainActivity.java

@@ -1041,7 +1041,7 @@ public class MainActivity extends AppCompatActivity {
         // Coasting at speed costs almost nothing, which would read as thousands of km.
         range.setText(e.rangeKm > 999 ? getString(R.string.range_over, 999)
                 : String.format(java.util.Locale.US, "%.0f km", e.rangeKm));
-        rangeNote.setText("");
+        rangeNote.setText(e.kwhPer100Km <= 0 ? getString(R.string.range_recuperating) : "");
         usage.setText(getString(R.string.range_consumption, e.kwhPer100Km));
         usageNote.setText(basis);
     }