[Paradise] Enable AutofillLocalCardMigrationForNonSyncingUser on ToT

It has been approved for full rollout.

Bug: 1001308
Change-Id: I61b297839078248ed85ce7b25372f1d98266dcc8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2137993Reviewed-by: Jared Saul <jsaul@google.com>
Reviewed-by: Ilya Sherman <isherman@chromium.org>
Commit-Queue: Siyu An <siyua@chromium.org>
Cr-Commit-Position: refs/heads/master@{#756877}

components/autofill/core/common/autofill_payments_features.cc

@@ -46,7 +46,7 @@ const base::Feature kAutofillCreditCardUploadFeedback{
 // has not turned on sync.
 const base::Feature kAutofillEnableLocalCardMigrationForNonSyncUser{
     "AutofillEnableLocalCardMigrationForNonSyncUser",
-    base::FEATURE_DISABLED_BY_DEFAULT};
+    base::FEATURE_ENABLED_BY_DEFAULT};
 
 // When enabled, Autofill data related icons will be shown in the status
 // chip in toolbar along with the avatar toolbar button.

testing/variations/fieldtrial_testing_config.json

@@ -660,24 +660,6 @@
             ]
         }
     ],
-    "AutofillEnableLocalCardMigrationForNonSyncUser": [
-        {
-            "platforms": [
-                "chromeos",
-                "linux",
-                "mac",
-                "windows"
-            ],
-            "experiments": [
-                {
-                    "name": "Enabled",
-                    "enable_features": [
-                        "AutofillEnableLocalCardMigrationForNonSyncUser"
-                    ]
-                }
-            ]
-        }
-    ],
     "AutofillFieldMetadata": [
         {
             "platforms": [