ipa_pwd: remove unnecessary dependency on dirsrv plugins

"dirsrv/slapi-plugin.h" is unnecessary for build of ipa_pwd.
This patch allow us to move DIRSRV to daemon only dependencies

Reviewed-By: Simo Sorce <ssorce@redhat.com>
Reviewed-By: Tomas Krizek <tkrizek@redhat.com>

util/ipa_pwd.h

@@ -22,6 +22,8 @@
 
 #pragma once
 
+#include <time.h> /* for time_t */
+
 /* 90 days default pwd max lifetime */
 #define IPAPWD_DEFAULT_PWDLIFE (90 * 24 *3600)
 #define IPAPWD_DEFAULT_MINLEN 0

util/ipa_pwd_ntlm.c

@@ -24,10 +24,10 @@
  *
  */
 
+#include <stdlib.h>
 #include <stdbool.h>
 #include <iconv.h>
 #include <openssl/md4.h>
-#include <dirsrv/slapi-plugin.h>
 
 #include "ipa_pwd.h"