Remove extra newline from end of doxygen python \code command

Remove the extra newline at the end of translation of doxygen \code
\endcode command for Python.  Update test output accordingly.

Examples/test-suite/python/doxygen_basic_translate_runme.py

@@ -50,7 +50,6 @@ Warning: This may not work as expected
 .. code-block:: c++
 
     int main() { while(true); }
-
 }"""
 )
 comment_verifier.check(inspect.getdoc(doxygen_basic_translate.function5),