doxygen_autodoc_docstring test fix for Python builtin

Examples/test-suite/doxygen_autodoc_docstring.i

@@ -64,3 +64,12 @@ class ClassWithDoxygenComment2 {};
  */
 void functionWithDoxygenComment2(int number) {}
 %}
+
+%inline %{
+#ifdef SWIGPYTHON_BUILTIN
+bool is_python_builtin() { return true; }
+#else
+bool is_python_builtin() { return false; }
+#endif
+%}
+

Examples/test-suite/python/doxygen_autodoc_docstring_runme.py

@@ -5,10 +5,9 @@ import os
 import sys
 import comment_verifier
 
-exit(0) # temporarily skip runtime test until builtin is fixed
 # documentation from autogenerated 'feature:autodoc'
 comment_verifier.check(inspect.getdoc(ClassWithoutDoxygenComment),
-    "Proxy of C++ ClassWithoutDoxygenComment class.")
+    "::ClassWithoutDoxygenComment" if is_python_builtin() else "Proxy of C++ ClassWithoutDoxygenComment class.")
 comment_verifier.check(inspect.getdoc(functionWithoutDoxygenComment),
     "functionWithoutDoxygenComment(int number)")
 

Examples/test-suite/python_builtin.i

@@ -244,4 +244,3 @@ public:
   }
 };
 %}
-