dump: fix dump output for typedef info, file is <stdout> (#5236)

addons/test/misra/crash9.c

@@ -0,0 +1,3 @@
+
+#line 3 "<stdout>"
+typedef int8_t flex_int8_t;

lib/tokenize.cpp

@@ -5916,7 +5916,7 @@ void Tokenizer::dump(std::ostream &out) const
         for (const TypedefInfo &typedefInfo: mTypedefInfo) {
             out << "    <info"
                 << " name=\"" << typedefInfo.name << "\""
-                << " file=\"" << typedefInfo.filename << "\""
+                << " file=\"" << ErrorLogger::toxml(typedefInfo.filename) << "\""
                 << " line=\"" << typedefInfo.lineNumber << "\""
                 << " column=\"" << typedefInfo.column << "\""
                 << " used=\"" << (typedefInfo.used?1:0) << "\""