[fenix] update initial_experiments.json based on the current first-run experiments in experimenter

app/src/main/res/raw/initial_experiments.json

@@ -116,6 +116,68 @@
       "referenceBranch": "control-no-notification",
       "featureValidationOptOut": false
     },
+    {
+      "schemaVersion": "1.10.0",
+      "slug": "android-sign-to-sync-at-the-top-of-onboarding-page",
+      "id": "android-sign-to-sync-at-the-top-of-onboarding-page",
+      "arguments": {},
+      "application": "org.mozilla.fenix",
+      "appName": "fenix",
+      "appId": "org.mozilla.fenix",
+      "channel": "nightly",
+      "userFacingName": "Android Sign to Sync at the top of onboarding page",
+      "userFacingDescription": "This experiement moves the sign-in to sync panel to the top of the onboarding page, where it previously was under themes and toolbar positioning.",
+      "isEnrollmentPaused": false,
+      "isRollout": false,
+      "bucketConfig": {
+        "randomizationUnit": "nimbus_id",
+        "namespace": "fenix-onboarding-nightly-1",
+        "start": 0,
+        "count": 10000,
+        "total": 10000
+      },
+      "featureIds": [
+        "onboarding"
+      ],
+      "probeSets": [],
+      "outcomes": [],
+      "branches": [
+        {
+          "slug": "control",
+          "ratio": 1,
+          "feature": {
+            "featureId": "onboarding",
+            "enabled": true,
+            "value": {}
+          }
+        },
+        {
+          "slug": "treatment-a",
+          "ratio": 1,
+          "feature": {
+            "featureId": "onboarding",
+            "enabled": true,
+            "value": {
+              "order": [
+                "sync",
+                "themes",
+                "toolbar-placement",
+                "tcp",
+                "privacy-notice"
+              ]
+            }
+          }
+        }
+      ],
+      "targeting": "((is_already_enrolled) || ((isFirstRun == 'true') && (app_version|versionCompare('111.!') >= 0)))",
+      "startDate": "2023-01-30",
+      "enrollmentEndDate": "2023-02-06",
+      "endDate": null,
+      "proposedDuration": 28,
+      "proposedEnrollment": 7,
+      "referenceBranch": "control",
+      "featureValidationOptOut": false
+    },
     {
       "schemaVersion": "1.10.0",
       "slug": "test-android-notifications",