Password manager: Align the favicon properly when font size changes

Bug: 904373
Change-Id: Ie1cbc2df7b63aca2ddc5b0686e666d16dd2b5f2d
Reviewed-on: https://chromium-review.googlesource.com/c/1332407Reviewed-by: Demetrios Papadopoulos <dpapad@chromium.org>
Commit-Queue: Yue Cen <rsgingerrs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#608124}

chrome/browser/resources/settings/passwords_and_forms_page/passwords_shared_css.html

@@ -12,6 +12,7 @@
       }
 
       .website-column {
+        align-items: center;
         display: flex;
         flex: 1;
       }