Replace angle-double-left icon with chevron-double

app/assets/javascripts/vue_shared/components/header_ci_component.vue

@@ -148,7 +148,7 @@ export default {
     <gl-button
       v-if="hasSidebarButton"
       class="d-sm-none js-sidebar-build-toggle gl-ml-auto"
-      icon="angle-double-left"
+      icon="chevron-double-lg-left"
       :aria-label="__('Toggle sidebar')"
       @click="onClickSidebarButton"
     />

changelogs/unreleased/223101-replace-angle-double-left-icon-with-svg.yml

+---
+title: Replace angle-double-left icon with chevron-double-lg-left
+merge_request: 52393
+author:
+type: other