Use Icon component for icons on AppTile's menu bar (#10955)

* Use icon component for buttons on mx_AppTileMenuBar_widgets

* Remove redundant declarations

* Add a Percy snapshot test

* Set color value to mx_Icon, fill and stroke with currentColor

* Iterate

res/img/element-icons/maximise-expand.svg

@@ -1,3 +1,3 @@
 <svg width="14" height="14" viewBox="0 0 14 14" fill="none" xmlns="http://www.w3.org/2000/svg">
-<path d="M14 4.34778V0.777778C14 0.35 13.65 0 13.2222 0H9.65222C8.96 0 8.61 0.84 9.1 1.33L10.3367 2.56667L2.55889 10.3444L1.32222 9.10778C0.84 8.61778 0 8.96 0 9.65222V13.2222C0 13.65 0.35 14 0.777778 14H4.34778C5.04 14 5.39 13.16 4.9 12.67L3.66333 11.4333L11.4411 3.65556L12.6778 4.89222C13.16 5.38222 14 5.04 14 4.34778Z" fill="#737D8C"/>
+<path d="M14 4.34778V0.777778C14 0.35 13.65 0 13.2222 0H9.65222C8.96 0 8.61 0.84 9.1 1.33L10.3367 2.56667L2.55889 10.3444L1.32222 9.10778C0.84 8.61778 0 8.96 0 9.65222V13.2222C0 13.65 0.35 14 0.777778 14H4.34778C5.04 14 5.39 13.16 4.9 12.67L3.66333 11.4333L11.4411 3.65556L12.6778 4.89222C13.16 5.38222 14 5.04 14 4.34778Z" fill="currentColor"/>
 </svg>

res/img/element-icons/minimise-collapse.svg

@@ -1,3 +1,3 @@
 <svg width="14" height="14" viewBox="0 0 14 14" fill="none" xmlns="http://www.w3.org/2000/svg">
-<path d="M13.7855 1.25024L10.4345 4.60126L11.5953 5.76207C12.0553 6.22202 11.7267 7.01049 11.077 7.01049H7.73326C7.33172 7.01049 7.00319 6.68196 7.00319 6.28042V2.9221C7.00319 2.27234 7.79166 1.94381 8.25161 2.40375L9.41242 3.56456L12.7634 0.213545C13.0482 -0.0711818 13.5081 -0.0711818 13.7928 0.213545C14.0703 0.505573 14.0703 0.965517 13.7855 1.25024ZM1.25024 13.7855L4.60126 10.4345L5.76207 11.5953C6.22202 12.0553 7.01049 11.7267 7.01049 11.077V7.73326C7.01049 7.33172 6.68196 7.00319 6.28042 7.00319H2.9221C2.27234 7.00319 1.94381 7.79166 2.40375 8.25161L3.56456 9.41242L0.213545 12.7634C-0.0711818 13.0482 -0.0711818 13.5081 0.213545 13.7928C0.505573 14.0703 0.965517 14.0703 1.25024 13.7855Z" fill="#737D8C"/>
+<path d="M13.7855 1.25024L10.4345 4.60126L11.5953 5.76207C12.0553 6.22202 11.7267 7.01049 11.077 7.01049H7.73326C7.33172 7.01049 7.00319 6.68196 7.00319 6.28042V2.9221C7.00319 2.27234 7.79166 1.94381 8.25161 2.40375L9.41242 3.56456L12.7634 0.213545C13.0482 -0.0711818 13.5081 -0.0711818 13.7928 0.213545C14.0703 0.505573 14.0703 0.965517 13.7855 1.25024ZM1.25024 13.7855L4.60126 10.4345L5.76207 11.5953C6.22202 12.0553 7.01049 11.7267 7.01049 11.077V7.73326C7.01049 7.33172 6.68196 7.00319 6.28042 7.00319H2.9221C2.27234 7.00319 1.94381 7.79166 2.40375 8.25161L3.56456 9.41242L0.213545 12.7634C-0.0711818 13.0482 -0.0711818 13.5081 0.213545 13.7928C0.505573 14.0703 0.965517 14.0703 1.25024 13.7855Z" fill="currentColor"/>
 </svg>

res/img/element-icons/room/ellipsis.svg

@@ -1,5 +1,5 @@
 <svg width="20" height="20" viewBox="0 0 20 20" fill="none" xmlns="http://www.w3.org/2000/svg">
-    <circle cx="15.5" cy="10" r="1.5" transform="rotate(180 15.5 10)" fill="#15191E"/>
-    <circle cx="10" cy="10" r="1.5" transform="rotate(180 10 10)" fill="#15191E"/>
-    <circle cx="4.5" cy="10" r="1.5" transform="rotate(180 4.5 10)" fill="#15191E"/>
+    <circle cx="15.5" cy="10" r="1.5" transform="rotate(180 15.5 10)" fill="currentColor"/>
+    <circle cx="10" cy="10" r="1.5" transform="rotate(180 10 10)" fill="currentColor"/>
+    <circle cx="4.5" cy="10" r="1.5" transform="rotate(180 4.5 10)" fill="currentColor"/>
 </svg>

res/img/feather-customised/widget/external-link.svg

@@ -1,5 +1,5 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="11" height="11" viewBox="0 0 11 11">
-    <g fill="none" fill-rule="evenodd" stroke="#212121" stroke-linecap="round" stroke-linejoin="round">
+    <g fill="none" fill-rule="evenodd" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round">
         <path d="M8.5 6v3a1 1 0 0 1-1 1H2a1 1 0 0 1-1-1V3.5a1 1 0 0 1 1-1h3M7 1h3v3M4.5 6.5L10 1"/>
     </g>
 </svg>