merge from upstream keepalived

[pubyun]

请merge 下面的commit，以便消除一些告警：

acassen/keepalived@75f856e

vrrp_ipsecah.c: In function ‘hmac_md5’:
vrrp_ipsecah.c:55:17: warning: ‘MD5_Init’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
55 | MD5_Init(&tctx);
| ^~~~~~~~
In file included from vrrp_ipsecah.c:27:
/usr/include/openssl/md5.h:49:27: note: declared here
49 | OSSL_DEPRECATEDIN_3_0 int MD5_Init(MD5_CTX *c);
| ^~~~~~~~
vrrp_ipsecah.c:56:17: warning: ‘MD5_Update’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
56 | MD5_Update(&tctx, key, key_len);
| ^~~~~~~~~~
In file included from vrrp_ipsecah.c:27:
/usr/include/openssl/md5.h:50:27: note: declared here
50 | OSSL_DEPRECATEDIN_3_0 int MD5_Update(MD5_CTX *c, const void *data, size_t len);
| ^~~~~~~~~~
vrrp_ipsecah.c:57:17: warning: ‘MD5_Final’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
57 | MD5_Final(tk, &tctx);
| ^~~~~~~~~