WebCodecs: Fix typo in encoding web test codec string.

Profile 2 requires bitdepth of 10 or 12.

Change-Id: I7155d19f34ad3f7b126b7fc6b0134d74d5c85814
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2361343
Auto-Submit: Chrome Cunningham <chcunningham@chromium.org>
Commit-Queue: Thomas Guilbert <tguilbert@chromium.org>
Reviewed-by: Thomas Guilbert <tguilbert@chromium.org>
Cr-Commit-Position: refs/heads/master@{#799194}

third_party/blink/web_tests/webcodecs/basic_video_encoding.html

@@ -71,7 +71,7 @@ async function encode_test(codec, profile, acc) {
 promise_test(encode_test.bind(null, "vp9", "vp09.00.10.08", "allow"),
     "encoding vp9 profile0");
 
-promise_test(encode_test.bind(null, "vp9", "vp09.02.10.08", "allow"),
+promise_test(encode_test.bind(null, "vp9", "vp09.02.10.10", "allow"),
     "encoding vp9 profile2");
 
 promise_test(encode_test.bind(null, "vp8", null, "allow"),