hide the icons in high contrast mode

Author: chris-lawton

tbx/static_src/sass/components/_animated-icon.scss

@@ -14,6 +14,10 @@
             transition: none;
         }
 
+        @include high-contrast-mode() {
+            display: none;
+        }
+
         #{$root}__megaphone {
             width: 35px;
             height: 30px;
@@ -61,6 +65,10 @@
             height: 65px;
         }
 
+        @include high-contrast-mode() {
+            display: none;
+        }
+
         #{$root}__head {
             position: absolute;
             width: 50px;
@@ -189,6 +197,10 @@
             height: 65px;
         }
 
+        @include high-contrast-mode() {
+            display: none;
+        }
+
         #{$root}__center {
             position: absolute;
             width: 5px;
@@ -269,6 +281,10 @@
             height: 90px;
         }
 
+        @include high-contrast-mode() {
+            display: none;
+        }
+
         #{$root}__lightbulb-inner {
             position: absolute;
             width: 14px;