rm blobfuse-proxy before cp to avoid Text file busy error

Author: cvvz

pkg/blobfuse-proxy/init.sh

@@ -48,6 +48,7 @@ fi
 if [ "$updateBlobfuseProxy" = "true" ];then
   echo "copy blobfuse-proxy...."
   rm -rf /host/var/lib/kubelet/plugins/blob.csi.azure.com/blobfuse-proxy.sock
+  rm -rf /host/usr/bin/blobfuse-proxy
   cp /blobfuse-proxy/blobfuse-proxy /host/usr/bin/blobfuse-proxy
   chmod 755 /host/usr/bin/blobfuse-proxy
 fi