libstdc++: Fix comment in testsuite utility

libstdc++-v3/ChangeLog:

	* testsuite/util/testsuite_character.h: Fix comment.

libstdc++-v3/testsuite/util/testsuite_character.h

@@ -138,7 +138,7 @@ namespace __gnu_cxx
       inline V2
       __gnu_test::pod_uchar::char_type::to(const char_type& c)
       { return static_cast<V2>(c.value << 5); }
-} // namespace __gnu_test
+} // namespace __gnu_cxx
 
 namespace std
 {
@@ -562,8 +562,7 @@ namespace std
       pattern
       do_neg_format() const
       { return pattern(); }
-     };
+    };
 } // namespace std
 
 #endif // _GLIBCXX_TESTSUITE_CHARACTER_H
-