doc: Updated release 8.0 notes

Updates: #1180

Change-Id: I6e5c85f2714896704949d9a99b06eefdde15d633
Signed-off-by: Rinku Kothiya <rkothiya@redhat.com>

doc/release-notes/8.0.md

@@ -359,4 +359,10 @@ Bugs addressed since release-7 are listed below.
 - [#1179](https://github.com/gluster/glusterfs/issues/1179) gnfs split brain when 1 server in 3x1 down (high load)
 - [#1220](https://github.com/gluster/glusterfs/issues/1220) cluster/ec: return correct error code and log the message in case of BADFD
 - [#1223](https://github.com/gluster/glusterfs/issues/1223) Failure of tests/basic/gfapi/gfapi-copy-file-range.t
-- [#1116](https://github.com/gluster/glusterfs/issues/1116) [bug:1790736] gluster volume list returning wrong volume list / volume list time out
+- [#1116](https://github.com/gluster/glusterfs/issues/1116) [bug:1790736] gluster volume list returning wrong volume list / volume list time out
+- [#990](https://github.com/gluster/glusterfs/issues/990)  [bug:1578405] EIO errors when updating and deleting entries co...
+- [#1126](https://github.com/gluster/glusterfs/issues/1126) packaging: overhaul glusterfs.spec(.in) to align with SUSE and...
+- [#1225](https://github.com/gluster/glusterfs/issues/1225) fuse causes glusterd to dump core
+- [#1243](https://github.com/gluster/glusterfs/issues/1243) Modify and return iatt (especially size and block-count) in sh...
+- [#1254](https://github.com/gluster/glusterfs/issues/1254) Prioritize ENOSPC over other lesser priority errors
+- [#1303](https://github.com/gluster/glusterfs/issues/1303) Failures in rebalance due to [Input/output error]