sslapitest: only compile test when it will be used

The test_ccs_change_cipher() test routine is used only when TLS 1.2
is enabled; to fix the strict-warnings build we should not try to
compile it when TLS 1.2 is disabled, either.

Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from #11458)

test/sslapitest.c

@@ -659,7 +659,6 @@ static int test_no_ems(void)
 
     return testresult;
 }
-#endif
 
 /*
  * Very focused test to exercise a single case in the server-side state
@@ -771,6 +770,7 @@ static int test_ccs_change_cipher(void)
 
     return testresult;
 }
+#endif
 
 static int execute_test_large_message(const SSL_METHOD *smeth,
                                       const SSL_METHOD *cmeth,