Merge pull request #2 from jbampton/remove-trailing-whitespace

diff --git a/README.MD b/README.MD
index 8869620..d6209ad 100644
--- a/README.MD
+++ b/README.MD
@@ -26,6 +26,6 @@
 $ docker build -t apisix-ingress-controller:${INGRESS_VERSION} --build-arg INGRESS_VERSION=${INGRESS_VERSION} .
 ```
 
-## How to deploy 
+## How to deploy
 
 Ref to [Apache apisix-ingress-controller](https://github.com/apache/apisix-ingress-controller/blob/master/docs/install.md)