Merge pull request 'fix: check type variable' (!1486) from hotfix_mana_showproxy into master

Reviewed-on: #1486
Reviewed-by: Jon Elias <jon@verdnatura.es>

src/pages/Ticket/Card/TicketEditMana.vue

@@ -48,7 +48,11 @@ defineExpose({ save });
 <template>
     <QPopupProxy ref="QPopupProxyRef" data-cy="ticketEditManaProxy">
         <div class="container">
-            <QSpinner v-if="typeof mana === 'number' && mana" color="primary" size="md" />
+            <QSpinner
+                v-if="!(typeof mana === 'number' && mana >= 0)"
+                color="primary"
+                size="md"
+            />
             <div v-else>
                 <div class="header">Mana: {{ toCurrency(mana) }}</div>
                 <div class="q-pa-md">