[ReadCaloCrosstalkMap] Add a debug message when skipping initilization

RecCalorimeter/src/components/ReadCaloCrosstalkMap.cpp

@@ -16,7 +16,10 @@ StatusCode ReadCaloCrosstalkMap::initialize() {
   // prevent to initialize the tool if not intended (input file path empty)
   // otherwise things will crash if m_fileName is not available
   // not a perfect solution but tools seems to not be meant to be optional
-  if (m_fileName == "") return StatusCode::SUCCESS;
+  if (m_fileName == "") {
+    debug() << "Empty 'fileName' provided, it means cross-talk map is not needed, exitting ReadCaloCrosstalkMap initilization" << endmsg;
+    return StatusCode::SUCCESS;
+  }
 
   StatusCode sc = GaudiTool::initialize();
   info() <<"Loading crosstalk map..." << endmsg;