17117 change caret to html entity to fix safari performacne issue (#17246)

* change caret to html entity to fix safari performacne issue

* change caret to html entity to fix safari performacne issue

* 17117 use material icon

* 17117 use material icon

* 17117 use material icon

* 17117 fix vertical align

* Add comments & tweak padding

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Co-authored-by: Jeremy Stretch <jstretch@netboxlabs.com>

netbox/project-static/styles/overrides/_tabler.scss

@@ -45,6 +45,19 @@ table a {
   background-color: rgba(var(--tblr-primary-rgb),.48)
 }
 
+// Do not apply padding to <code> elements inside a <pre>
 pre code {
   padding: unset;
 }
+
+// Use an icon instead of Tabler's native "caret" for dropdowns (avoids a Safari bug)
+.dropdown-toggle:after{
+  font-family: "Material Design Icons";
+  content: '\F0140';
+  padding-right: 9px;
+  border-bottom: none;
+  border-left: none;
+  transform: none;
+  vertical-align: .05em;
+  height: auto;
+}