Update README

Signed-off-by: Kemal Akkoyun <kakkoyun@gmail.com>

CHANGELOG.md

@@ -12,14 +12,14 @@ We use *breaking* word for marking changes that are not backward compatible (rel
 ## Unreleased
 
 ## Added
-- [#XXX](https://github.com/thanos-io/thanos/pull/XXX) Added `/-/ready` and `/-/healthy` endpoints to Thanos Receive.
+- [#1537](https://github.com/thanos-io/thanos/pull/1537) Added `/-/ready` and `/-/healthy` endpoints to Thanos Receive.
 - [#1534](https://github.com/thanos-io/thanos/pull/1534) Added `/-/ready` endpoint to Thanos Query.
--[1533](https://github.com/thanos-io/thanos/pull/1533) Thanos inspect now supports the timeout flag.
+- [#1533](https://github.com/thanos-io/thanos/pull/1533) Thanos inspect now supports the timeout flag.
 
 ### Fixed
 
--[#1525](https://github.com/thanos-io/thanos/pull/1525) Thanos now deletes block's file in correct order allowing to detect partial blocks without problems.
--[#1505](https://github.com/thanos-io/thanos/pull/1505) Thanos store now removes invalid local cache blocks.
+- [#1525](https://github.com/thanos-io/thanos/pull/1525) Thanos now deletes block's file in correct order allowing to detect partial blocks without problems.
+- [#1505](https://github.com/thanos-io/thanos/pull/1505) Thanos store now removes invalid local cache blocks.
 
 ## v0.7.0 - 2019.09.02