Fix mistake in KeyRing plugin (http://bugs.jpilot.org/1594)

--- ./KeyRing/keyring.c	2006-04-09 19:08:27 +0400
+++ ./KeyRing/keyring.c	2006-04-09 18:58:45 +0400
@@ -925,7 +925,7 @@
    if (flag==MODIFY_FLAG) {
       cb_delete_keyring(NULL, data);
       if ((mkr->rt==PALM_REC) || (mkr->rt==REPLACEMENT_PALM_REC)) {
-	 br.rt = unique_id;
+	 br.unique_id = unique_id;
 	 br.rt = REPLACEMENT_PALM_REC;
       } else {
 	 br.unique_id = 0;