Added release notes for 5.11

Signed-off-by: hari gowtham <hgowtham@redhat.com>

docs/release-notes/5.11.md

@@ -0,0 +1,23 @@
+# Release notes for Gluster 5.11
+
+This is a bugfix release. The release notes for [5.0](5.0.md), [5.1](5.1.md), [5.2](5.2.md), [5.3](5.3.md), [5.5](5.5.md), [5.6](5.6.md), [5.8](5.8.md),
+[5.9](5.9.md), and [5.10](5.10.md) contains a listing of all the new features that were added and bugs fixed in the GlusterFS 5 stable release.
+
+Next minor release tentative date: Week of 10th February, 2020
+
+## Major changes, features and limitations addressed in this release
+
+**None**
+
+## Major issues
+
+**None**
+
+## Bugs addressed
+
+Bugs addressed since release-5.10 are listed below.
+
+- [#1718734](https://bugzilla.redhat.com/1718734): Memory leak in glusterfsd process
+- [#1760710](https://bugzilla.redhat.com/1760710): glustershd can not decide heald_sinks, and skip repair, so some entries lingering in volume heal info
+- [#1767305](https://bugzilla.redhat.com/1767305): READDIRP incorrectly updates posix-acl inode ctx
+- [#1779284](https://bugzilla.redhat.com/1779284): Backport GNFS memory leak fix to version 5

docs/release-notes/index.md

@@ -17,6 +17,7 @@ Release Notes
 
 ### GlusterFS 5 release notes
 
+- [5.11](./5.11.md)
 - [5.10](./5.10.md)
 - [5.9](./5.9.md)
 - [5.8](./5.8.md)

mkdocs.yml

@@ -118,6 +118,7 @@ nav:
   - 6.2: release-notes/6.2.md
   - 6.1: release-notes/6.1.md
   - 6.0: release-notes/6.0.md
+  - 5.11: release-notes/5.11.md
   - 5.10: release-notes/5.10.md
   - 5.9: release-notes/5.9.md
   - 5.8: release-notes/5.8.md