[M73 merge] chrome://settings: make 'Your browser is managed' clickable

Only part of the link was clickable, because another element appeared
above it with higher z-index.

Bug: 925849
Change-Id: Icc711036ea26208d66d4b660bac35456fb82b501
Reviewed-on: https://chromium-review.googlesource.com/c/1439843
Reviewed-by: Demetrios Papadopoulos <dpapad@chromium.org>
Commit-Queue: Nicolas Ouellet-Payeur <nicolaso@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#626629}(cherry picked from commit 03635a83cbba1e6b5d2a60939b9b8cc5994fccaa)
Reviewed-on: https://chromium-review.googlesource.com/c/1448702
Reviewed-by: Nicolas Ouellet-Payeur <nicolaso@chromium.org>
Cr-Commit-Position: refs/branch-heads/3683@{#96}
Cr-Branched-From: e51029943e0a38dd794b73caaf6373d5496ae783-refs/heads/master@{#625896}
diff --git a/chrome/browser/resources/settings/settings_main/settings_main.html b/chrome/browser/resources/settings/settings_main/settings_main.html
index a972049..2811210 100644
--- a/chrome/browser/resources/settings/settings_main/settings_main.html
+++ b/chrome/browser/resources/settings/settings_main/settings_main.html
@@ -48,6 +48,7 @@
         padding-top: 12px;
         /* The next element spills over this element. This ensures the link
          * is clickable. */
+        position: relative;
         z-index: 1;
       }
     </style>