[wasm] Remove remaining multi-value tests

The multi-value repository was removed from the list of repositories we
pull in update-wasm-spec-tests.sh. But the tarball still contains some
multi-value tests which should be removed.

R=ahaas@chromium.org

Change-Id: Ifb96a105c95d09f202a0f23ba50cddaa7ced494b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2161074Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Thibaud Michaud <thibaudm@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67323}

test/wasm-js/tests.tar.gz.sha1

-314eea8c8ec34ffc9a88d9fee30e1fd7faac79d6
+39f768b7ebbd39747e7e64415214a0c5f15a2d43
\ No newline at end of file

test/wasm-spec-tests/tests.tar.gz.sha1

-bdea7f38a2876730f85ddd32dc49a07da0e63a16
+5e319c4079c815b7d6fbc0b11bdfd3c0720caa0a
\ No newline at end of file