FontAccess: Rename font icon

Rename font icon name so it matches go/icons#icon=font_download

Bug: 1112552
Change-Id: I7f3e5d9e70cc67e8fbf7ebfc037a3bea359ac31c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2339823Reviewed-by: Evan Stade <estade@chromium.org>
Commit-Queue: Olivier Yiptong <oyiptong@chromium.org>
Cr-Commit-Position: refs/heads/master@{#795193}

components/vector_icons/BUILD.gn

@@ -36,7 +36,7 @@ aggregate_vector_icons("components_vector_icons") {
     "folder_managed_touch.icon",
     "folder_open.icon",
     "folder_touch.icon",
-    "font_access.icon",
+    "font_download.icon",
     "forward_arrow.icon",
     "headset.icon",
     "help.icon",