Update wasm-spec.

Rolling v8/test/wasm-js/data: https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+log/8059cd6..2a28a92

[test] Add dedicated test for memory.size (#997) (Andreas Rossberg)
https://chromium.googlesource.com/external/github.com/WebAssembly/spec/+/2a28a92

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

Change-Id: Idcb9a6f8f57d0e9d3f673d5575e663d729a50366
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1551405Reviewed-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@{#60620}

DEPS

@@ -236,7 +236,7 @@ deps = {
     'dep_type': 'cipd',
   },
   'v8/test/wasm-js/data':
-    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + '8059cd6a68e9c8b874844051596fe1e0158eee91',
+    Var('chromium_url') + '/external/github.com/WebAssembly/spec.git' + '@' + '2a28a928bf385bdf375ca09bebde14627c6c17a1',
   'v8/third_party/perfetto':
     Var('android_url') + '/platform/external/perfetto.git' + '@' + '21a33afeef568f72668acf77668a32307a363d6e',
   'v8/third_party/protobuf':