added more headers to make gcc even happier

Former-commit-id: 6c2e254b14

src/modelchecker/prctl/HybridDtmcPrctlModelChecker.cpp

@@ -9,6 +9,7 @@
 #include "src/utility/macros.h"
 #include "src/utility/graph.h"
 
+#include "src/models/symbolic/StandardRewardModel.h"
 
 #include "src/settings/modules/GeneralSettings.h"
 

src/modelchecker/prctl/HybridMdpPrctlModelChecker.cpp

@@ -4,13 +4,14 @@
 
 #include "src/storage/dd/CuddOdd.h"
 
+#include "src/models/symbolic/StandardRewardModel.h"
+
 #include "src/modelchecker/results/SymbolicQualitativeCheckResult.h"
 #include "src/modelchecker/results/SymbolicQuantitativeCheckResult.h"
 
 #include "src/utility/macros.h"
 #include "src/utility/graph.h"
 
-
 #include "src/settings/modules/GeneralSettings.h"
 
 #include "src/exceptions/InvalidStateException.h"