Android: Use functor to apply changed settings

Change-Id: I12a62dd4aa34ba3c23b0569e3b2724c2d7415ded
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>

src/plugins/android/androidsettingswidget.cpp

@@ -145,8 +145,6 @@ public:
     ~AndroidSettingsWidget() final;
 
 private:
-    void apply() final { AndroidConfigurations::setConfig(m_androidConfig); }
-
     void showEvent(QShowEvent *event) override;
 
     void validateJdk();
@@ -450,6 +448,8 @@ AndroidSettingsWidget::AndroidSettingsWidget()
                                       delete openSslOneShot;
         });
     });
+
+    setOnApply([this] { AndroidConfigurations::setConfig(m_androidConfig); });
 }
 
 AndroidSettingsWidget::~AndroidSettingsWidget()