don't let report bug get too wide (especially for Russian)

app/src/main/res/layout/settings_fragment.xml

@@ -88,6 +88,7 @@
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:layout_marginStart="8dp"
+        android:layout_marginEnd="8dp"
         android:layout_marginBottom="8dp"
         android:background="@color/cardview_light_background"
         android:checked="true"
@@ -100,13 +101,15 @@
 
     <Button
         android:id="@+id/reportBugButton"
-        android:layout_width="wrap_content"
+        android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:layout_marginEnd="8dp"
         android:layout_marginBottom="8dp"
         android:text="@string/report_bug"
+        app:layout_constrainedWidth="true"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent" />
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintWidth_percent="0.4" />
 
     <Button
         android:id="@+id/changeRadioButton"