Android: Remove dependency on plugin object pool

Change-Id: Ic6908cca581a0d6155c8c43c86163347ca578a4c
Reviewed-by: hjk <hjk@qt.io>
Reviewed-by: Vikas Pachdha <vikas.pachdha@qt.io>

src/plugins/android/androidconfigurations.cpp

@@ -1138,9 +1138,8 @@ void AndroidConfigurations::save()
     settings->endGroup();
 }
 
-AndroidConfigurations::AndroidConfigurations(QObject *parent)
-    : QObject(parent),
-      m_sdkManager(new AndroidSdkManager(m_config))
+AndroidConfigurations::AndroidConfigurations()
+    : m_sdkManager(new AndroidSdkManager(m_config))
 {
     load();