[backend] Afficher le CA/poids potentiel uniquement si > 0 dans les distributions

backend/views/distribution/index.php

                             <span class="info-box-icon bg-yellow"><i class="fa fa-euro"></i></span>
                             <div class="info-box-content">
                                 <span class="info-box-text">CA</span>
-                                <span class="info-box-number">{{ distribution.revenues }} <span class="normal">/ {{ distribution.potential_revenues }}</span></span>
+                                <span class="info-box-number">{{ distribution.revenues }} <span class="normal" v-if="distribution.potential_revenues != '0.00 €'">/ {{ distribution.potential_revenues }}</span></span>
                                 <span class="info-box-text">Poids</span>
-                                <span class="info-box-number">{{ distribution.weight }} kg <span class="normal">/ {{ distribution.potential_weight }} kg</span></span>
+                                <span class="info-box-number">{{ distribution.weight }} kg <span class="normal" v-if="distribution.potential_weight > 0">/ {{ distribution.potential_weight }} kg</span></span>
                             </div>
                         </div>
                     </div>