[libcalamaresui] No point in isLoaded() being virtual.

src/libcalamaresui/modulesystem/Module.cpp

@@ -276,13 +276,6 @@ Module::interfaceString() const
 }
 
 
-bool
-Module::isLoaded() const
-{
-    return m_loaded;
-}
-
-
 QVariantMap
 Module::configurationMap()
 {

src/libcalamaresui/modulesystem/Module.h

@@ -147,7 +147,7 @@ public:
      * @brief isLoaded reports on the loaded status of a module.
      * @return true if the module's loading phase has finished, otherwise false.
      */
-    virtual bool isLoaded() const;
+    bool isLoaded() const { return m_loaded; }
 
     /**
      * @brief loadSelf initialized the module.