redundant redeclaration of 'OPENSSL_strlcpy'

Signed-off-by: NKurt Roeckx <kurt@roeckx.be>
Reviewed-by: NRich Salz <rsalz@openssl.org>

MR: #1523

include/openssl/crypto.h

@@ -331,7 +331,6 @@ int CRYPTO_is_mem_check_on(void);
 # define OPENSSL_clear_free(addr, num) CRYPTO_clear_free(addr, num)
 # define OPENSSL_free(addr)      CRYPTO_free(addr)
 
-size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
 size_t OPENSSL_strlcpy(char *dst, const char *src, size_t siz);
 size_t OPENSSL_strlcat(char *dst, const char *src, size_t siz);
 size_t OPENSSL_strnlen(const char *str, size_t maxlen);