Constify X509_STORE_CTX functions invoving X509 *

Constify X509_STORE_CTX functions invoving X509 *

X509_STORE_CTX *ctx, const X509 *x);
X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, const X509 *x);
int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *trust_store, const X509 *target, STACK_OF(X509) *untrusted);
const X509 *X509_STORE_CTX_get0_cert(const X509_STORE_CTX *ctx);
const X509 *X509_STORE_CTX_get_current_cert(const X509_STORE_CTX *ctx);
const X509 *X509_STORE_CTX_get0_current_issuer(const X509_STORE_CTX *ctx);
void X509_STORE_CTX_set_cert(X509_STORE_CTX *ctx, const X509 *target);

For #30052

Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Paul Dale <paul.dale@oracle.com>
MergeDate: Wed Feb 25 10:24:15 2026
(Merged from https://github.com/openssl/openssl/pull/30076)