monitoring/CSS: Don't use text-small mixin for the selection info

refs #5543

modules/monitoring/application/views/scripts/list/components/selectioninfo.phtml

@@ -1,6 +1,15 @@
 <?php
-$helpMessage = $this->translate('Press and hold the Ctrl key while clicking on rows to select multiple rows or press and hold the Shift key to select a range of rows.', 'multiselection');
+$helpMessage = $this->translate(
+    'Press and hold the Ctrl key while clicking on rows to select multiple rows or press and hold the Shift key to'
+    .' select a range of rows',
+    'Multi-selection help'
+);
 ?>
-<div class="selection-info text-small" title="<?= $this->escape($helpMessage) ?>">
-    <span class="selection-info-count">0</span> <?= $this->translate('row(s) selected', 'multiselection') ?>
+<div class="selection-info" title="<?= $this->escape($helpMessage) ?>">
+    <?= sprintf(
+        /// TRANSLATORS: Please leave %s as it is because the selection counter is wrapped in a span tag for updating
+        /// the counter via JavaScript
+        $this->translate('%s row(s) selected', 'Multi-selection count'),
+        '<span class="selection-info-count">0</span>'
+    ) ?>
 </div>

modules/monitoring/public/css/module.less

@@ -14,6 +14,17 @@
   }
 }
 
+// Multi-selection info
+.selection-info {
+  float: right;
+  font-size: @font-size-small;
+  padding: @vertical-padding / 2 0;
+
+  &:hover {
+    cursor: help;
+  }
+}
+
 .hosts-summary,
 .services-summary {
   .v-center();

public/css/icinga/main.less

@@ -200,9 +200,4 @@ table.listing-table {
     .pull-right();
     padding: @vertical-padding / 2 0;
   }
-
-  .selection-info {
-    .pull-right();
-    padding: @vertical-padding / 2 0;
-  }
 }