Fixed typo.

Sandyman · Sandyman · commit 4e9aad5380e9 · 2019-09-05T13:28:10.000+08:00
diff --git a/content/post/setup-kubernetes-raspberry-pi-cluster.md b/content/post/setup-kubernetes-raspberry-pi-cluster.md
@@ -67,7 +67,7 @@ The password `hypriot` will grant you access.
 Install Kubernetes
 -------------------------
 
-The installation requries root privileges. Retrieve them by
+The installation requires root privileges. Retrieve them by
 ```
 sudo su -
 ```
