Updating variable and hard-coded version numbers for 2.5 release.

Author: aburdenthehand

modules/virt-document-attributes.adoc

@@ -13,9 +13,9 @@
 :ProductRelease:
 :ProductVersion:
 :VirtVersion: 2.5
-:KubeVirtVersion: v0.30.5
+:KubeVirtVersion: v0.34.1
 :HCOVersion: 2.5.0
-:LastHCOVersion: 2.4.2
+:LastHCOVersion: 2.4.3
 :product-build:
 :DownloadURL: registry.access.redhat.com
 :kebab: image:kebab.png[title="Options menu"]

modules/virt-enabling-virt-repos.adoc

@@ -8,9 +8,9 @@
 Red Hat offers {VirtProductName} repositories for both Red Hat Enterprise Linux 8
 and Red Hat Enterprise Linux 7:
 
-* Red Hat Enterprise Linux 8 repository: `cnv-2.4-for-rhel-8-x86_64-rpms`
+* Red Hat Enterprise Linux 8 repository: `cnv-2.5-for-rhel-8-x86_64-rpms`
 
-* Red Hat Enterprise Linux 7 repository: `rhel-7-server-cnv-2.4-rpms`
+* Red Hat Enterprise Linux 7 repository: `rhel-7-server-cnv-2.5-rpms`
 
 The process for enabling the repository in `subscription-manager` is the same
 in both platforms.