Rename MBEDTLS_X509_INFO to !MBEDTLS_X509_REMOVE_INFO

The introduction of positive options to control the presence
of pre-existing functionality breaks the build for users of
handwritten configurations.

Signed-off-by: Hanno Becker <hanno.becker@arm.com>
diff --git a/library/debug.c b/library/debug.c
index fcd67db..4be2cba 100644
--- a/library/debug.c
+++ b/library/debug.c
@@ -284,7 +284,7 @@
 }
 #endif /* MBEDTLS_BIGNUM_C */
 
-#if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_X509_INFO)
+#if defined(MBEDTLS_X509_CRT_PARSE_C) && !defined(MBEDTLS_X509_REMOVE_INFO)
 static void debug_print_pk( const mbedtls_ssl_context *ssl, int level,
                             const char *file, int line,
                             const char *text, const mbedtls_pk_context *pk )
@@ -379,7 +379,7 @@
         crt = crt->next;
     }
 }
-#endif /* MBEDTLS_X509_CRT_PARSE_C && MBEDTLS_X509_INFO */
+#endif /* MBEDTLS_X509_CRT_PARSE_C && MBEDTLS_X509_REMOVE_INFO */
 
 #if defined(MBEDTLS_ECDH_C)
 static void mbedtls_debug_printf_ecdh_internal( const mbedtls_ssl_context *ssl,