QmlProjectManager: fix missing FilePath::isLocal()

- Qt Creator 16 provides isLocal() for checking local file paths.
- Qt Creator 15 uses needsDevice(), which is the exact negation
  of isLocal().
- qds/4.7 is still based on QtCreator 15

Change-Id: I2abd7c53c94571dfc16d6cee86acfce9669bb8b4
Reviewed-by: Andrii Semkiv <andrii.semkiv@qt.io>
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/plugins/qmlprojectmanager/qmlprojectrunconfiguration.cpp

@@ -216,7 +216,7 @@ FilePath QmlProjectRunConfiguration::qmlRuntimeFilePath() const
     if (QtVersion *version = QtKitAspect::qtVersion(kit)) {
         // look for QML Puppet as qmlruntime only in QtStudio Qt versions
         if (version->features().contains("QtStudio") && version->qtVersion().majorVersion() > 5
-            && dev->rootPath().isLocal()) {
+            && !dev->rootPath().needsDevice()) {
             auto [workingDirectoryPath, puppetPath] = QmlDesigner::QmlPuppetPaths::qmlPuppetPaths(
                         target(), QmlDesigner::QmlDesignerBasePlugin::settings());
             if (!puppetPath.isEmpty()) {