No need to check into base classes of std classes

From Philippe Canal. Checking existence of dictionaries for base
classes of std classes caused missing dictionary errors for
__pair_base with GCC 12.

FWCore/Reflection/src/DictionaryTools.cc

@@ -57,6 +57,7 @@ to have dictionaries.
 #include "FWCore/Utilities/interface/WrappedClassName.h"
 
 #include "TClass.h"
+#include "TClassEdit.h"
 #include "THashTable.h"
 
 #include <algorithm>
@@ -328,6 +329,12 @@ namespace edm {
       return true;
     }
 
+    // No need to check into base classes of standard library
+    // classes.
+    if (TClassEdit::IsStdClass(typeWithDict.name().c_str())) {
+      return true;
+    }
+
     TypeBases bases(typeWithDict);
     bool returnValue = true;
     for (auto const& basex : bases) {