[inspector] Enable async stack tagging API by default

R=bmeurer@chromium.org

Fixed: chromium:1334585
Change-Id: Id79a60bac1731ea9c60654ff15c8e23f958c6e57
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3799431Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Simon Zünd <szuend@chromium.org>
Cr-Commit-Position: refs/heads/main@{#82161}

src/flags/flag-definitions.h

@@ -1670,7 +1670,7 @@ DEFINE_BOOL(
     "print debug messages for side-effect-free debug-evaluate for testing")
 DEFINE_BOOL(hard_abort, true, "abort by crashing")
 
-DEFINE_BOOL(experimental_async_stack_tagging_api, false,
+DEFINE_BOOL(experimental_async_stack_tagging_api, true,
             "enable experimental async stacks tagging API")
 DEFINE_BOOL(experimental_value_unavailable, false,
             "enable experimental <value unavailable> in scopes")