Update Release_Notes_3.1.6

Release_Notes_3.1.6.md

@@ -34,25 +34,15 @@ There are two ways to obtain this release either through gitlab or a tarball in
 
 These release notes cover all changes between 3.1.5 (???) ) and 3.1.6 (???) on the [apparmor-3.1 branch](https://gitlab.com/apparmor/apparmor/tree/apparmor-3.1).
 
-## Library
-- todo
 
 ## Policy Compiler (a.k.a apparmor_parser)
-- todo
+- fix rule flag generation change_mount type rule ([MR:1054](https://gitlab.com/apparmor/apparmor/-/merge_requests/1054), [BOO:1211989](https://bugzilla.opensuse.org/show_bug.cgi?id=1211989), Fixes: [LP:2023814](https://bugs.launchpad.net/bugs/2023814))
 
-## Utils
-- todo
 
 ## Policy
 
 #### abstractions
-- todo
-  - todo
-
-#### profiles
-- todo
-  - todo 
-
-## Tests                                                                         
-- todo
-
+- base
+  - Add transparent hugepage support ([MR:1050](https://gitlab.com/apparmor/apparmor/-/merge_requests/1050))
+- authentication
+  -  Add GSSAPI mechanism modules config ([MR:1049](https://gitlab.com/apparmor/apparmor/-/merge_requests/1049))