tools: update V8 gypfiles for 9.1

PR-URL: #38273
Backport-PR-URL: #38991
Reviewed-By: Jiawen Geng <[email protected]>
Reviewed-By: Colin Ihrig <[email protected]>
Reviewed-By: Antoine du Hamel <[email protected]>
Reviewed-By: Michael Dawson <[email protected]>
Reviewed-By: Mary Marchini <[email protected]>

Author: targos

configure.py

@@ -1379,6 +1379,7 @@ def configure_library(lib, output, pkgname=None):
 
 
 def configure_v8(o):
+  o['variables']['v8_enable_webassembly'] = 1
   o['variables']['v8_enable_lite_mode'] = 1 if options.v8_lite_mode else 0
   o['variables']['v8_enable_gdbjit'] = 1 if options.gdb else 0
   o['variables']['v8_no_strict_aliasing'] = 1  # Work around compiler bugs.