[modules] Warnings-- in tests (~Test() override)

src/modules/hostinfo/Tests.cpp

@@ -22,7 +22,7 @@ class HostInfoTests : public QObject
     Q_OBJECT
 public:
     HostInfoTests() {}
-    virtual ~HostInfoTests() {}
+    ~HostInfoTests() override {}
 
 private Q_SLOTS:
     void initTestCase();

src/modules/keyboard/Tests.cpp

@@ -18,7 +18,7 @@ class KeyboardLayoutTests : public QObject
     Q_OBJECT
 public:
     KeyboardLayoutTests() {}
-    virtual ~KeyboardLayoutTests() {}
+    ~KeyboardLayoutTests() override {}
 
 private Q_SLOTS:
     void initTestCase();

src/modules/machineid/Tests.cpp

@@ -27,7 +27,7 @@ class MachineIdTests : public QObject
     Q_OBJECT
 public:
     MachineIdTests() {}
-    virtual ~MachineIdTests() {}
+    ~MachineIdTests() override {}
 
 private Q_SLOTS:
     void initTestCase();

src/modules/netinstall/Tests.cpp

@@ -21,7 +21,7 @@ class ItemTests : public QObject
     Q_OBJECT
 public:
     ItemTests();
-    virtual ~ItemTests() {}
+    ~ItemTests() override {}
 
 private:
     void checkAllSelected( PackageTreeItem* p );

src/modules/users/TestCreateUserJob.cpp

@@ -22,7 +22,7 @@ class CreateUserTests : public QObject
     Q_OBJECT
 public:
     CreateUserTests();
-    virtual ~CreateUserTests() {}
+    ~CreateUserTests() override {}
 
 private Q_SLOTS:
     void initTestCase();

src/modules/users/TestSetHostNameJob.cpp

@@ -28,7 +28,7 @@ class UsersTests : public QObject
     Q_OBJECT
 public:
     UsersTests();
-    virtual ~UsersTests() {}
+    ~UsersTests() override {}
 
 private Q_SLOTS:
     void initTestCase();

src/modules/users/Tests.cpp

@@ -28,7 +28,7 @@ class UserTests : public QObject
     Q_OBJECT
 public:
     UserTests();
-    virtual ~UserTests() {}
+    ~UserTests() override {}
 
 private Q_SLOTS:
     void initTestCase();