xmss_hash.c: remove superfluous includes

[Martin Vahlensieck]

Hi

Neither openssl/evp.h nor openssl/hmac.h are required.

Best,

Martin

Index: xmss_hash.c
===================================================================
RCS file: /cvs/src/usr.bin/ssh/xmss_hash.c,v
retrieving revision 1.2
diff -u -p -r1.2 xmss_hash.c
--- xmss_hash.c 26 Feb 2018 03:56:44 -0000      1.2
+++ xmss_hash.c 7 Apr 2022 07:04:19 -0000
@@ -15,8 +15,6 @@ Public domain.
 #include <stdio.h>
 #include <string.h>
 #include <openssl/sha.h>
-#include <openssl/hmac.h>
-#include <openssl/evp.h>
 
 int core_hash_SHA2(unsigned char *, const unsigned int, const unsigned char *,
     unsigned int, const unsigned char *, unsigned long long, unsigned int);