Update wasm-spec.

Rolling v8/test/wasm-js/data: https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+log/bc7d300..41747be

Remove extraneous copyright from bikeshed document (#1030) (Ben Smith)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/41747be

[test/interpreter] Rounding edge cases for float literals (#1025) (Andreas Rossberg)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/4bf74f6

Editorial: Remove links from Number, Object when checking types (Daniel Ehrenberg)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/b8faae7

[interpreter] Fix edge cases for f32_convert_i64 (#1021) (Andreas Rossberg)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/356886f

[spec] Address feedback on section 4 (#1022) (Andreas Rossberg)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/9fd0547

[spec] Tweak wording (#966) (Andreas Rossberg)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/a0e1a7e

[spec][js-api] Fix some links (#1020) (Ben Smith)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/39646d1

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

Change-Id: I543114a3147fac367f9e03962b7cbbad172c9fd8
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1638223Reviewed-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@{#61935}

DEPS

@@ -236,7 +236,7 @@ deps = {
     'dep_type': 'cipd',
   },
   'v8/test/wasm-js/data':
-    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + 'bc7d3006bbda0de5031c2a1b9266a62fa7895019',
+    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + '41747bead1b92fb7d82dea19647dcccbaa6100c6',
   'v8/third_party/perfetto':
     Var('android_url') + '/platform/external/perfetto.git' + '@' + '10c98fe0cfae669f71610d97e9da94260a6da173',
   'v8/third_party/protobuf':