chore: release version v0.15.4

Author: vasco-santos

CHANGELOG.md

@@ -1,3 +1,12 @@
+## [0.15.4](https://github.com/libp2p/js-libp2p-tcp/compare/v0.15.2...v0.15.4) (2021-04-12)
+
+
+### Bug Fixes
+
+* hanging close promise ([#140](https://github.com/libp2p/js-libp2p-tcp/issues/140)) ([3813100](https://github.com/libp2p/js-libp2p-tcp/commit/381310043852a9213f1abb62f5f0a7046d806286))
+
+
+
 <a name="0.15.3"></a>
 ## [0.15.3](https://github.com/libp2p/js-libp2p-tcp/compare/v0.15.2...v0.15.3) (2021-02-03)