Avoid gcc deprecation warnings for wxNORMAL in the tests

We use wxNORMAL intentionally to test for its support, so we're not interested
in deprecation warnings about it.

tests/font/fonttest.cpp

@@ -114,10 +114,14 @@ void FontTestCase::Construct()
         #pragma warning(disable:4996)
     #endif
 
+    wxGCC_WARNING_SUPPRESS(deprecated-declarations)
+
     // Tests relying on the soon-to-be-deprecated ctor taking ints and not
     // wxFontXXX enum elements.
     CPPUNIT_ASSERT( wxFont(10, wxDEFAULT, wxNORMAL, wxNORMAL).IsOk() );
 
+    wxGCC_WARNING_RESTORE()
+
     #ifdef __VISUALC__
         #pragma warning(pop)
     #endif