Revert freeradius-server to tree

diff --git a/freeradius-server b/freeradius-server
index 2ccb534..2aa46ba 160000 (submodule)
--- a/freeradius-server
+++ b/freeradius-server
@@ -1 +1 @@
-Subproject commit 2ccb534bcb0396a39a9e35329ada250f885ae6de
+Subproject commit 2aa46ba88012e658d264251bec0d4ed37249fdcb