TBRec: Fix clang15 warnings.

Unused variables.

TestBeam/TBRec/src/TBBeamQuality.cxx

 /*
-  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 */
 
 //#####################################################
@@ -55,10 +55,8 @@ StatusCode TBBeamQuality::initialize()
   ATH_MSG_INFO (" TBBeamQuality: List of Tools:" );
   ATH_MSG_INFO  ("-----------------------------------");
   
-  unsigned int toolCtr = 0;
   for (ToolHandle<TBBeamQualityTool>& tool : m_bqtools)
     { 
-      toolCtr ++;
       ATH_MSG_INFO 
         (" Tool Name: "
 	 <<tool->name()

TestBeam/TBRec/src/TBCellContainerFillerTool.cxx

 /*
-  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
 */
 
 #include "TBCellContainerFillerTool.h"
@@ -61,7 +61,6 @@ TBCellContainerFillerTool::process (CaloCellContainer* theCont,
 
   // fill holes with 0 energy cells
   
-  unsigned int added = 0;
   ATH_MSG_DEBUG ( " Now check all cells give meaningfull answer " );
   ATH_MSG_DEBUG ( " Size of original container: "<<theCont->size() );
   for (unsigned int theHash=0;theHash<m_hashMax;++theHash){
@@ -81,7 +80,6 @@ TBCellContainerFillerTool::process (CaloCellContainer* theCont,
       }
       ATH_MSG_VERBOSE ( "Adding 0. energy cell: " << m_theCaloCCIDM->cell_id(theHash));
       theCont->push_back(nCell);
-      ++added;
     } 
   }