add lang attribute to the a11y_assessments app (#147586)

Since the app is used to assess Flutter's overall accessibility, the app
should follow at many guidelines as possible, including setting the
`lang` attribute.

Fixes b/338044851
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Yegor 2024-05-01 10:29:17 -07:00 committed by GitHub
parent 5f9e069111
commit ba6302e2d5
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@ -3,7 +3,7 @@
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file. -->
<html>
<html lang="en_US">
<head>
<!--
If you are serving your web app in a path other than the root, change the