Update akonadi_migration_notification needle

Not sure what changed, match dropped to 95%.

Signed-off-by: Adam Williamson <awilliam@redhat.com>

needles/kde/akonadi_migration_notification-20230811.json

@@ -0,0 +1,22 @@
+{
+  "area": [
+    {
+      "width": 128,
+      "height": 16,
+      "ypos": 390,
+      "xpos": 595,
+      "type": "match"
+    },
+    {
+      "height": 15,
+      "width": 15,
+      "type": "match",
+      "xpos": 991,
+      "ypos": 364
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "akonadi_migration_notification"
+  ]
+}