[Ubuntu] Remove docs logic from Ubuntu provisioner (#1603)

* Remove docs logic on Ubuntu

* Cleanup templates

* Fix oras-cli.sh

* Remove announcements.md

images/linux/scripts/installers/vercel.sh

@@ -4,9 +4,6 @@
 ##  Desc:  Installs the Vercel CLI
 ################################################################################
 
-# Source the helpers for use with the script
-source $HELPER_SCRIPTS/document.sh
-
 # Install the Vercel CLI
 npm i -g vercel
 
@@ -25,7 +22,3 @@ if ! command -v now; then
     echo "[Now] symlink to Vercel CLI was not created"
     exit 1
 fi
-
-# Document the installed version
-echo "Document the installed version"
-DocumentInstalledItem "Vercel CLI ($(vercel --version))"