event-history.phtml: Remove duplicate `class` attribute (#3753)

modules/monitoring/application/views/scripts/list/eventhistory.phtml

@@ -16,7 +16,6 @@ if (! $this->compact): ?>
         'compact' => $this->compact,
         'history' => $history,
         'isOverview' => true,
-        'tableCssClass' => 'table-row-selectable',
         'translationDomain' => $this->translationDomain
     )
 ) ?>

modules/monitoring/application/views/scripts/partials/event-history.phtml

@@ -39,7 +39,7 @@ $lastDate = null;
 $flappingMsg = $this->translate('Flapping with a %.2f%% state change rate');
 $rowAction = Url::fromPath('monitoring/event/show');
 ?>
-    <table class="table-row-selectable state-table" data-base-target="_next"<?php if (isset($tableCssClass)): ?> class="<?=$tableCssClass ?>"<?php endif ?>>
+    <table class="table-row-selectable state-table" data-base-target="_next">
     <tbody>
     <?php foreach ($history->peekAhead() as $event):
         $icon = '';