LTV tab: add '/мес' to average LTV value

index_ibm.html

@@ -1021,7 +1021,7 @@ h1 {
                             <div class="dash-big-cell">
                                 <div class="dash-big-label">Средний LTV</div>
                                 <div class="dash-big-value">
-                                    <span class="count-up">45 200</span><span class="accent"> ₽</span>
+                                    <span class="count-up">45 200</span><span class="accent"> ₽</span><span class="accent" style="font-size: 0.4em;">/ мес</span>
                                 </div>
                                 <div class="dash-big-desc">Средний срок жизни клиента, ₽</div>
                             </div>