[evolution-data-server] Fix a compiler warning

[Milan Crha <mcrha src gnome org>]

commit 0f0b70d79dadf1a8ca23e0a431e4c501d3272842
Author: Milan Crha <mcrha redhat com>
Date:   Tue Aug 21 09:31:46 2012 +0200

    Fix a compiler warning

 camel/camel-imapx-server.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/camel/camel-imapx-server.c b/camel/camel-imapx-server.c
index cf1e318..0702253 100644
--- a/camel/camel-imapx-server.c
+++ b/camel/camel-imapx-server.c
@@ -403,7 +403,7 @@ replace_untagged_descriptor (GHashTable *untagged_handlers,
 	prev = g_hash_table_lookup (untagged_handlers, key);
 	g_hash_table_replace (untagged_handlers,
 			      g_strdup (key),
-			      (gconstpointer) descr);
+			      (gpointer) descr);
 	return prev;
 }