Fix prototype of ASN1_INTEGER_get and ASN1_INTEGER_set

The parameters where switched
Reviewed-by: NRich Salz <rsalz@openssl.org>
GH: #6578

doc/man3/ASN1_INTEGER_get_int64.pod

@@ -11,10 +11,10 @@ ASN1_INTEGER_get_int64, ASN1_INTEGER_get, ASN1_INTEGER_set_int64, ASN1_INTEGER_s
  #include <openssl/asn1.h>
 
  int ASN1_INTEGER_get_int64(int64_t *pr, const ASN1_INTEGER *a);
- int ASN1_INTEGER_get(const ASN1_INTEGER *a, long v);
+ long ASN1_INTEGER_get(const ASN1_INTEGER *a);
 
  int ASN1_INTEGER_set_int64(ASN1_INTEGER *a, int64_t r);
- long ASN1_INTEGER_set(const ASN1_INTEGER *a);
+ int ASN1_INTEGER_set(const ASN1_INTEGER *a, long v);
 
  int ASN1_INTEGER_get_uint64(uint64_t *pr, const ASN1_INTEGER *a);
  int ASN1_INTEGER_set_uint64(ASN1_INTEGER *a, uint64_t r);