OCPBUGS#10868: Correct the spelling mistake

Author: xenolinux

modules/installation-nutanix-installer-infra-reqs.adoc

@@ -23,7 +23,7 @@ Available resources vary between clusters. The number of possible clusters withi
 
 A minimum of 800 GB of storage is required to use a standard cluster.
 
-When you deploy a {product-title} cluster that uses installer-provisioned infrastruture, the installation program must be able to create several resources in your Nutanix instance. Although these resources use 856 GB of storage, the bootstrap node is destroyed as part of the installation process.
+When you deploy a {product-title} cluster that uses installer-provisioned infrastructure, the installation program must be able to create several resources in your Nutanix instance. Although these resources use 856 GB of storage, the bootstrap node is destroyed as part of the installation process.
 
 A standard {product-title} installation creates the following resources: