Update wasm-spec.

Rolling v8/test/wasm-js/data: https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+log/6281d0d..27799cd

Fix bikeshed build (#1014) (Ben Smith)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/27799cd

[spec] Fix typo (#1011) (Galaxtone)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/6172038

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

Change-Id: I65c6da974440bc368993d221824372489cdc787a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1598528Reviewed-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@{#61258}

DEPS

@@ -236,7 +236,7 @@ deps = {
     'dep_type': 'cipd',
   },
   'v8/test/wasm-js/data':
-    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + '6281d0d386845cc7b1aa3a2150b0203307909861',
+    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + '27799cd9f08e18e5f83bc11822b910398fe466c9',
   'v8/third_party/perfetto':
     Var('android_url') + '/platform/external/perfetto.git' + '@' + '70fed1d420d31510e29aae328cbb3aa3f0a80e25',
   'v8/third_party/protobuf':