Fix extra rel=match in test reference.

rel=match in a reference file does constitute an additional test
assertion, but I think this one was just left by mistake, since it
points to another reference file that has different text.

This equality assertion currently fails across all engines:
https://wpt.fyi/results/html/dom/elements/global-attributes/dir_auto-N-EN-ref.html

Bug: 576815, 1222729
Change-Id: I15bc9746fcd080cbab2f382ba3bef271ab6a627a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4867180
Auto-Submit: David Baron <dbaron@chromium.org>
Reviewed-by: Di Zhang <dizhangg@chromium.org>
Commit-Queue: Di Zhang <dizhangg@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1197221}
diff --git a/html/dom/elements/global-attributes/dir_auto-N-EN-ref.html b/html/dom/elements/global-attributes/dir_auto-N-EN-ref.html
index 154d56a..496d699 100644
--- a/html/dom/elements/global-attributes/dir_auto-N-EN-ref.html
+++ b/html/dom/elements/global-attributes/dir_auto-N-EN-ref.html
@@ -3,7 +3,6 @@
   <head>
     <meta charset="utf-8" />
     <title>HTML Test: dir=auto, start with N, then EN, then L</title>
-    <link rel="match" href="dir_auto-N-EN-L-ref.html" />
     <link rel="author" title="Matitiahu Allouche" href="mailto:matitiahu.allouche@google.com" />
     <link rel="author" title="Oren Roth" href="mailto:oren.roth@gmail.com" />
     <link rel="author" title="HTML5 bidi test WG" href="mailto:html5bidi@googlegroups.com" />