Drop the avatar trend icon from pending approval rows

The INCOME/EXPENSE badge in the description column already conveys
type via color + text; the avatar icon was redundant and consumed
horizontal real estate without adding information.

templates/libra/index.html

@@ -75,17 +75,6 @@
         <h6 class="q-my-none q-mb-md">Pending Approvals</h6>
         <q-list separator>
           <q-item v-for="entry in pendingExpenses" :key="entry.id">
-            <q-item-section avatar>
-              <q-icon
-                :name="isIncomeEntry(entry) ? 'trending_up' : 'trending_down'"
-                :color="isIncomeEntry(entry) ? 'green' : 'red'"
-                size="sm"
-              >
-                <q-tooltip>
-                  {% raw %}{{ isIncomeEntry(entry) ? 'Pending income approval' : 'Pending expense approval' }}{% endraw %}
-                </q-tooltip>
-              </q-icon>
-            </q-item-section>
             <q-item-section>
               <q-item-label caption>
                 <q-badge