Update wasm-spec.

Rolling v8/test/wasm-js/data: https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+log/1443de9..8059cd6

Update instructions.rst (#995) (Søren Sjørup)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/8059cd6

[interpreter] Check argument types on invoke (Andreas Rossberg)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/5ea9d89

[test] Add test when start function traps (#994) (Ben Smith)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/559a10d

TBR=ahaas@chromium.org,clemensh@chromium.org

Change-Id: Id73ec7683a566f5d206426fcfbbc75f726cbe244
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1547414Reviewed-by: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#60538}

DEPS

@@ -236,7 +236,7 @@ deps = {
     'dep_type': 'cipd',
   },
   'v8/test/wasm-js/data':
-    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + '1443de9e303f54eab0b5dee6fa0d48ff89422f4b',
+    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + '8059cd6a68e9c8b874844051596fe1e0158eee91',
   'v8/third_party/perfetto':
     Var('android_url') + '/platform/external/perfetto.git' + '@' + '21a33afeef568f72668acf77668a32307a363d6e',
   'v8/third_party/protobuf':