fix doxygen tag, re #9248

Code/Mantid/Framework/DataHandling/src/LoadNexusMonitors.cpp

@@ -497,7 +497,7 @@ void LoadNexusMonitors::runLoadLogs(const std::string filename, API::MatrixWorks
 /**
  * Helper method to make sure that a file is / can be openend as a NeXus file
  *
- * @param: fname :: name of the file
+ * @param fname :: name of the file
  * @return True if opening the file as NeXus and retrieving entries succeeds
  **/
 bool LoadNexusMonitors::canOpenAsNeXus(const std::string& fname)