Add override keywords

Author: mhugent

src/server/qgssldconfigparser.h

@@ -133,7 +133,7 @@ class QgsSLDConfigParser : public QgsWmsConfigParser
 
     void serviceCapabilities( QDomElement& parentElement, QDomDocument& doc ) const override;
 
-    bool allowRequestDefinedDatasources() const;
+    bool allowRequestDefinedDatasources() const override;
 
   private:
 

src/server/qgswmsprojectparser.h

@@ -127,7 +127,7 @@ class SERVER_EXPORT QgsWmsProjectParser : public QgsWmsConfigParser
 
     bool useLayerIds() const override { return mProjectParser->useLayerIds(); }
 
-    bool allowRequestDefinedDatasources() const;
+    bool allowRequestDefinedDatasources() const override;
 
   private:
     QgsServerProjectParser* mProjectParser;