Fix compiling when WOLFSSH_NO_NISTP256_MLKEM768_SHA256 is defined,

but WOLFSSH_NO_CURVE25519_MLKEM768_SHA256 is not defined.

Author: tjko

wolfssh/internal.h

@@ -1223,13 +1223,15 @@ enum WS_MessageIds {
 
     MSGID_KEXDH_INIT = 30,
     MSGID_KEXECDH_INIT = 30,
-#ifndef WOLFSSH_NO_NISTP256_MLKEM768_SHA256
+#if !defined(WOLFSSH_NO_NISTP256_MLKEM768_SHA256) || \
+    !defined(WOLFSSH_NO_CURVE25519_MLKEM768_SHA256)
     MSGID_KEXKEM_INIT = 30,
 #endif
 
     MSGID_KEXDH_REPLY = 31,
     MSGID_KEXECDH_REPLY = 31,
-#ifndef WOLFSSH_NO_NISTP256_MLKEM768_SHA256
+#if !defined(WOLFSSH_NO_NISTP256_MLKEM768_SHA256) || \
+    !defined(WOLFSSH_NO_CURVE25519_MLKEM768_SHA256)
     MSGID_KEXKEM_REPLY = 31,
 #endif