Revert "Plasma notifications: drop the Akonadi migration note check"

This reverts commit abc5e7c679 (and adds
a current needle).
It came back...
https://openqa.fedoraproject.org/tests/2693105#step/desktop_notifications/32

needles/kde/akonadi_migration_notification-20240621.json

@@ -0,0 +1,22 @@
+{
+  "area": [
+    {
+      "xpos": 587,
+      "ypos": 498,
+      "width": 130,
+      "height": 18,
+      "type": "match"
+    },
+    {
+      "xpos": 985,
+      "ypos": 471,
+      "width": 17,
+      "height": 19,
+      "type": "match"
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "akonadi_migration_notification"
+  ]
+}

tests/desktop_notifications.pm

@@ -131,6 +131,10 @@ sub run {
             assert_and_click 'desktop_expand_systray';
             assert_and_click 'desktop_systray_notifications';
         }
+        # In F32+ we may get an 'akonadi did something' message
+        if (check_screen 'akonadi_migration_notification', 5) {
+            click_lastmatch;
+        }
     }
     if (get_var("BOOTFROM")) {
         # we should see an update notification and no others