Remove external_memory_accounted_in_global_limit from testing config

Bug: 361124432
Change-Id: I502c61691af999da8d614020f2b98c7616255006
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7717753
Commit-Queue: Etienne Pierre-Doray <etiennep@chromium.org>
Reviewed-by: Victor Vianna <victorvianna@google.com>
Cr-Commit-Position: refs/heads/main@{#1608502}
NOKEYCHECK=True
GitOrigin-RevId: 99e25ccb835e5a4b69664be146d986a30d441a19

variations/fieldtrial_testing_config.json

diff --git a/variations/fieldtrial_testing_config.json b/variations/fieldtrial_testing_config.json
index 52bf275..ff2776b 100644
--- a/variations/fieldtrial_testing_config.json
+++ b/variations/fieldtrial_testing_config.json
@@ -23222,29 +23222,6 @@
             ]
         }
     ],
-    "V8ExternalMemoryAccountedInGlobalLimit": [
-        {
-            "platforms": [
-                "android",
-                "android_webview",
-                "chromeos",
-                "linux",
-                "mac",
-                "windows"
-            ],
-            "experiments": [
-                {
-                    "name": "Enabled",
-                    "params": {
-                        "external_memory_max_growing_factor": "1.3"
-                    },
-                    "enable_features": [
-                        "V8Flag_external_memory_accounted_in_global_limit"
-                    ]
-                }
-            ]
-        }
-    ],
     "V8HighEndAndroid": [
         {
             "platforms": [