src: enable Float16Array on global object

This feature is enabled in stable Chrome 136 but not in V8 by
default.

PR-URL: https://github.com/nodejs/node/pull/58154
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>

src/node.cc

@@ -848,6 +848,7 @@ static ExitCode InitializeNodeWithArgsInternal(
   // These features are completed and enabled by default in Chrome, but not
   // in V8.
   V8::SetFlagsFromString("--js-explicit-resource-management");
+  V8::SetFlagsFromString("--js-float16array");
 
 #if defined(NODE_V8_OPTIONS)
   // Should come before the call to V8::SetFlagsFromCommandLine()

test/common/globals.js

@@ -33,6 +33,7 @@ const intrinsics = new Set([
   'Int8Array',
   'Uint16Array',
   'Int16Array',
+  'Float16Array',
   'Uint32Array',
   'Int32Array',
   'Float32Array',

test/wpt/status/encoding.json

@@ -70,12 +70,6 @@
     "requires": ["full-icu"]
   },
   "encodeInto.any.js": {
-    "fail": {
-      "expected": [
-        "Invalid encodeInto() destination: Float16Array, backed by: ArrayBuffer",
-        "Invalid encodeInto() destination: Float16Array, backed by: SharedArrayBuffer"
-      ]
-    },
     "requires": ["small-icu"]
   },
   "textdecoder-copy.any.js": {