[wasm] Update spec tests

R=titzer@chromium.org

Change-Id: I18a4bcdb002d63c0d5476ce4ff3edd466489b518
Reviewed-on: https://chromium-review.googlesource.com/785092Reviewed-by: Ben Titzer <titzer@chromium.org>
Commit-Queue: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49567}

DEPS

@@ -55,7 +55,7 @@ deps = {
   'v8/tools/luci-go':
     Var('chromium_url') + '/chromium/src/tools/luci-go.git' + '@' + '45a8a51fda92e123619a69e7644d9c64a320b0c1',
   'v8/test/wasm-js':
-    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + '9efed9e4df5a226d57fd86afd88e13c6e46daced',
+    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + 'a7e226a92e660a3d5413cfea4269824f513259d2',
 }
 
 recursedeps = [

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

-de798bee09f057318a3ea33920222d1f50f55fc2
+4ca2075a2ceb1c7b6e4d7b2d26d23fdb9998fd56
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