Fix typo in example inventories.

inventory/byo/hosts.aep.example

@@ -39,7 +39,7 @@ openshift_release=v3.2
 # Specify an exact rpm version to install or configure.
 # WARNING: This value will be used for all hosts in RPM based environments, even those that have another version installed.
 # This could potentially trigger an upgrade and downtime, so be careful with modifying this value after the cluster is set up.
-#openshift_image_tag=-3.2.0.46
+#openshift_pkg_version=-3.2.0.46
 
 # Install the openshift examples
 #openshift_install_examples=true

inventory/byo/hosts.origin.example

@@ -40,7 +40,7 @@ openshift_release=v1.2
 # Specify an exact rpm version to install or configure.
 # WARNING: This value will be used for all hosts in RPM based environments, even those that have another version installed.
 # This could potentially trigger an upgrade and downtime, so be careful with modifying this value after the cluster is set up.
-#openshift_image_tag=-1.2.0
+#openshift_pkg_version=-1.2.0
 
 # Install the openshift examples
 #openshift_install_examples=true

inventory/byo/hosts.ose.example

@@ -39,7 +39,7 @@ openshift_release=v3.2
 # Specify an exact rpm version to install or configure.
 # WARNING: This value will be used for all hosts in RPM based environments, even those that have another version installed.
 # This could potentially trigger an upgrade and downtime, so be careful with modifying this value after the cluster is set up.
-#openshift_image_tag=-3.2.0.46
+#openshift_pkg_version=-3.2.0.46
 
 # Install the openshift examples
 #openshift_install_examples=true