Remove WIN32 warnings

tests/asn1test.c

@@ -722,7 +722,6 @@ static int test_asn1_from_der_null_args(void)
 
 	int val;
 	const char *str;
-	const uint8_t *d;
 	size_t dlen;
 	time_t t;
 	uint32_t nodes[32];

tests/cmstest.c

@@ -758,7 +758,6 @@ int test_cms_enveloped_data(void)
 	uint8_t in[80];
 	uint8_t out[256];
 	size_t outlen;
-	size_t maxlen;
 
 	uint8_t buf[4096];
 	uint8_t *p;