cleanup

Signed-off-by: h0hmj <[email protected]>

Author: h0hmj

Makefile

@@ -6,7 +6,7 @@ The Curvefs CSI Driver implements the CSI specification for container orchestrat
 
 ## Prerequisites
 
-- Kubernetes 1.14+
+- Kubernetes 1.18+
 
 ## CSI Interface Implemented
 
@@ -61,4 +61,4 @@ If you want to enable it:
 - move sensitive info like s3 ak/sk to secret
 - subpath mount support (require future curvefs support)
 - move every mount into a seperate pod, inspired by juicefs-csi
-- quota(bytes) support (require future curvefs support)
+- quota(bytes) support (require future curvefs support)