MuonPrepRawData: Suppress cppcheck false positives.

Suppress bogus cppcheck missingReturn warnings.

MuonSpectrometer/MuonReconstruction/MuonRecEvent/MuonPrepRawData/MuonPrepRawData/MuonPrepDataCollection.icc

 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 */
 
 ///////////////////////////////////////////////////////////////////
@@ -18,6 +18,7 @@ MuonPrepDataCollection< PrepDataT >::MuonPrepDataCollection(const
   Identifiable(),
   m_idHash(idHash),
   m_id()
+  // cppcheck-suppress missingReturn; false positive
 {}
 
 template< class PrepDataT >

MuonSpectrometer/MuonReconstruction/MuonRecEvent/MuonPrepRawData/MuonPrepRawData/MuonPrepDataContainer.icc

 /*
-  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
 */
 /// constructor for POOL with no parameters
 template< class CollectionT>
@@ -18,4 +18,5 @@ template< class CollectionT>
 // Constructor with IdentifiableCache:
 MuonPrepDataContainer<CollectionT>::MuonPrepDataContainer(EventContainers::IdentifiableCache<CollectionT> * cache):
   IdentifiableContainer<CollectionT>(cache)
+  // cppcheck-suppress missingReturn; false positive
 {}