Set VERSION to v1.13.4

Signed-off-by: Lan Luo <[email protected]>

Author: luolanzone

VERSION

@@ -1 +1 @@
-v1.13.3
+v1.13.4

build/charts/antrea/README.md

@@ -1,6 +1,6 @@
 # antrea
 
-![Version: 1.13.3](https://img.shields.io/badge/Version-1.13.3-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: latest](https://img.shields.io/badge/AppVersion-latest-informational?style=flat-square)
+![Version: 1.13.4](https://img.shields.io/badge/Version-1.13.4-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: latest](https://img.shields.io/badge/AppVersion-latest-informational?style=flat-square)
 
 Kubernetes networking based on Open vSwitch
 

build/charts/flow-aggregator/README.md

@@ -1,6 +1,6 @@
 # flow-aggregator
 
-![Version: 1.13.3](https://img.shields.io/badge/Version-1.13.3-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: latest](https://img.shields.io/badge/AppVersion-latest-informational?style=flat-square)
+![Version: 1.13.4](https://img.shields.io/badge/Version-1.13.4-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: latest](https://img.shields.io/badge/AppVersion-latest-informational?style=flat-square)
 
 Antrea Flow Aggregator