[Services Runner] Fix mimeDataForMatch

Regression introduced in 6e660cf92d since it's now a URL with a scheme, e.g. "applications".
Service actions cannot be dragged out but that wasn't the case before either I believe.

Differential Revision: https://phabricator.kde.org/D28907

runners/services/servicerunner.cpp

@@ -477,7 +477,14 @@ void ServiceRunner::run(const Plasma::RunnerContext &context, const Plasma::Quer
 
 QMimeData * ServiceRunner::mimeDataForMatch(const Plasma::QueryMatch &match)
 {
-    KService::Ptr service = KService::serviceByStorageId(match.data().toString());
+    const QUrl dataUrl = match.data().toUrl();
+
+    const QString actionName = QUrlQuery(dataUrl).queryItemValue(QStringLiteral("action"));
+    if (!actionName.isEmpty()) {
+        return nullptr;
+    }
+
+    KService::Ptr service = KService::serviceByStorageId(dataUrl.path());
     if (!service) {
         return nullptr;
     }