bump version to 1.4.0 in galaxy.yml

Author: russoz

galaxy.yml

@@ -7,7 +7,7 @@
 
 namespace: community
 name: openwrt
-version: 1.3.0
+version: 1.4.0
 readme: README.md
 authors:
   - Alexei Znamensky (github.com/russoz)